Tag Archives: Caio Duilio

Italy Finally has an Aircraft Carrier

Italy got into the seaplane tender biz in February 1915 when they bought the aging 392-ft./7,100-ton Spanish-built freighter Quarto and, as Europa, converted the vessel to operate a half-dozen or so FBA flying boats. Taking part in the Battle of the Strait of Otranto against the bottled-up Austro-Hungarian fleet in 1917, she was discarded after the war.

In 1925, Rome bought the incomplete passenger/mail steamer Citta di Messina and, sending her to the La Spezia for completion, produced Giuseppe Miraglia.

Italian seaplane carrier Giuseppe Miraglia entering Taranto. Look at all those Macchis…

She wasn’t a giant ship, just under 400-feet long with a light draft of 4,500-tons. But Miraglia was fast enough for naval use (21 knots) and with enough room for as many as 20 seaplanes of assorted sizes. Her war was lackluster, ending it under British guns at Malta.

Meanwhile, Italy’s first planned aircraft carrier– a respectable 772-foot leviathan by the name of L’Aquila (Eagle) converted from an unfinished ocean liner– was left under construction at Genoa in 1943.

Italian aircraft carrier Aquila in drydock at Genoa in 1942. She would never be completed

Although it was envisioned she would carry up to 56 aircraft, the Italian eagle was never completed and finally scrapped at La Spezia in 1952. A sistership, Sparviero, never even got that far, making Miraglia the sole Italian aviation ship fielded in WWII.

After flirting with Vittorio Veneto in the 1970s and 80s, a so-called “helicopter cruiser” capable of carrying six SH-3D Sea Kings or larger numbers of smaller whirlybirds; the Italian government placed an order for several AV-8B Harriers in 1990 for use on the newly completed 13,000-ton ASW carrier Giuseppe Garibaldi, returning the country’s fleet to a fixed-wing capability that it hadn’t seen since Miraglia steamed for exile in Malta in 1943.

Today, it is thought that the carrier 27,000-ton Harrier carrier Cavour will retire her aging AV-8Bs for a squadron of operational Italian F-35Bs by 2024, right at 99 years after Miraglia was conceived. Except the vessel won’t be beholden to seaplanes or Harriers, a first.

Speaking of which, on 30 July, the first Italian F-35B landed on Cavour while the now-Lightning carrier was operating in the Gulf of Taranto.

On the journey to get there: 

In related news, the current operational British Lightning carrier, HMS Queen Elizabeth (R08), entered the tense waters of the South China Sea last week, with F-35Bs of RAF 617 Squadron and the USMC’s VMFA-211 taking to the air during the evolution. 

Warship Wednesday, Nov. 11, 2020: Spaghetti & Stringbags

Here at LSOZI, we take off every Wednesday for a look at the old steam/diesel navies of the 1833-1946 time period and will profile a different ship each week. These ships have a life, a tale all their own, which sometimes takes them to the strangest places. – Christopher Eger

Warship Wednesday, Nov. 11, 2020: Spaghetti & Stringbags

U.S. Navy National Museum of Naval Aviation photo No. 1977.031.085.071

Here we see a great bow-on shot of the aircraft carrier HMS Illustrious (87) underway in the Indian Ocean during the Spring of 1944, while the British flattop was operating with USS Saratoga (CV-3) during WWII. “Lusty” was one of the luckier of HM’s early fleet carriers during the conflict, and a handful of hopelessly obsolete aircraft flying from her decks, borrowing a bit of that luck, would pull off an amazing feat some 80 years ago today.

While today the U.S. Navy is the benchmark for carrier operations, the British would be incredibly innovative in the use of such vessels in warfare. This included being the first country to lose a carrier in combat when HMS Courageous (50) was lost to a German U-boat in the third week of the war and sistership HMS Glorious was embarrassingly lost to the German battleships Scharnhorst and Gneisenau during the withdrawal from Norway in June 1940. With that being said, it was a good thing that Illustrious was on the way to make up losses.

Laid down at Vickers Barrow-in-Furness on 27 April 1937, 13 months after German troops marched into the Rhineland as part of the British rearmament due to such muscular action, Illustrious was the lead ship of a new class of a planned six aircraft carriers designed from the first steel cut to be modern flattops. Displacing 25,000-tons full load, they had a 740-foot overall length and the ability to touch 30-knots on a trio of steam turbines.

U.S. ONI sheet on the Illustrious class

Carrying up to 4.5-inches of armor– to include an armored flight deck designed to withstand 1,000-pound bombs– and protected by 16 excellent QF 4.5-inch Mark I guns, both of which would have rated her as a decent light cruiser even without aircraft, the class could carry 36 aircraft in their hangars, which was smaller than American and Japanese carriers of the same size, but keep in mind the Brits guarded their birds inside an armored box. Further, they were fitted with radar, with Illustrious having her Type 79 installed just before she joined the fleet.

HMS Illustrious (87) underway 1940. Note the 4.5″ (11.4 cm) Mark I guns in twin Mark III UD mountings. IWM FL2425

Commissioned 25 May 1940, during the fall of France, Illustrious was to do her workup cruise to Dakar but plans changed once the French surrendered, sending the carrier instead to do her shakedown in the relative safety of the West Indies. Meanwhile, Italy had clocked in on Germany’s side, declaring war on 10 June.

HMS Illustrious landing Swordfish in June 1940. Picture: Fleet Air Arm Museum CARS 1/171

By 30 August, she set out for the Mediterranean on her first operational deployment, sailing for Alexandria in convoy with Force F. Within a week, her airwing, which included Fairey Swordfish torpedo bombers of Nos. 815 and 819 Squadrons, would be flying combat missions against Axis-held airfields on Rhodes.

While Illustrious carried a mix of quaint Fairey Fulmar and Sea Gladiator fighters, it was her embarked Swordfish, biplanes capable of just 124 knots and nicknamed “flying stringbags,” that made up the bulk of her strike capability.

Swordfish could carry a torpedo or up to 1,500 pounds of bombs or mines, although their combat radius while doing so was only about 200nm. Self-defense amounted to two .303-caliber Vickers guns.

On the 17th, Swords from Illustrious drew blood during shipping attacks on Benghazi harbor, sending the Italian Turbine-class destroyer Borea to the bottom while air-dropped mines would take out several merchantmen. The proven carrier then spent the next several weeks riding shotgun on convoys between Malta and Egypt.

Then, on 10 November, Illustrious was detached on Operation Judgement, a planned midnight home invasion of the Italian fleet’s main base at Taranto under the cover of darkness, where her airwing would target Rome’s mighty battleships at anchor. As an ace in the hole, they had up-to-date reconnaissance photographs of the harbor, taken by Martin Maryland light bombers flying from Malta.

The carrier strike force? Even including aircraft cross-decked from HMS Eagle, Illustrious could count a mixed bag of just 21 Swordfish of Nos. 813, 815, 819, and 824 Squadrons. To give them a boost in range, each would be fitted with a spare av gas tank that they only had to leave their rear gunner behind to accommodate– what could go wrong?

The first wave, of 12 aircraft, would launch at 20:40 on 11 November and consist of six Swords each with a single 18-inch torpedo, backed up by four Swords each with a half-dozen light 250-pound bombs, and two aircraft with a mix of 16 parachute flares and four bombs each.

The second wave (!), of nine aircraft, would launch an hour later and included five torpedo carriers, two with bombs and two flare-droppers. In all, the Brits planned to bring a total of 11 Mark XII torpedoes and 52 almost lilliputian bombs.

250-pound bombs that would later be dropped on the Italian fleet at Taranto on HMS Illustrious’s flight deck

The tiny force of biplanes faced some serious opposition.

Besides the masses of guns on the Italian ships themselves– which were under standing orders to keep their AAA batteries at least half-manned even when the vessels were anchored– around the Regia Marina’s primary roadstead were land-based anti-aircraft batteries that held no less than 21 4-inch, 84 20mm and 109 13.2mm guns at the ready in addition to smaller numbers of 125mm, 90mm, and 40mm guns. While there was no air-search radar at Taranto, the Italians did have at least 13 “war tuba” sound-detection devices capable of hearing aircraft engines as far out as 30 miles away. Two dozen powerful searchlights scanned the heavens.

Even if the British bombers could get inside the harbor, the Italians had over 23,000 feet of counter-torpedo netting ready to catch any trespassing Royal Navy fish. Further, there was a flotilla of 90 barrage balloons tethered by steel cables, deployed across the harbor in three rows.

While the Brits caught some breaks– two-thirds of the barrage balloons were not on station due to storms and a lack of hydrogen; and 2.9km of the torpedo nets were coiled up, in need of repair– it was still a dangerous mission as witnessed by the more than 12,000 shells of 20mm or greater from shore-based batteries alone during the strike.

Cobb, Charles David; Taranto Harbour, Swordfish from ‘Illustrious’ Cripple the Italian Fleet, 11 November 1940; National Museum of the Royal Navy, Portsmouth; http://www.artuk.org/artworks/taranto-harbour-swordfish-from-illustrious-cripple-the-italian-fleet-11-november-1940-116445

In the end, just two Swords were lost while three of six Italian battleships present were seriously damaged, and the last of 18 recovered aircraft were aboard Illustrious by 0230 on 12 November.

The brand-new 35,000-ton fast battleship Littorio suffered three torpedo hits, while the older battlewagons Caio Duilio and Conte di Cavour picked up one each, with the latter so wrecked she would not be repaired for the duration of the war. Bombs lightly damaged the 13,000-ton heavy cruiser Trento, the destroyers Libeccio and Pessagno, and two fleet auxiliaries in addition to falling on the dockyard and oil depot. The fleet suffered nearly 700 casualties, although less than 10 percent of that figure was mortal.

The raid upset the balance of power between the strong Italian fleet and the weaker British force in the Med at a crucial period.

As a booby prize, the Italians captured two downed British Fleet Air Arm members and were left with several dud bombs and torpedoes to examine. Two RN aircrewmen were killed. The morning after the Taranto raid, the undamaged battleship Vittorio Veneto, assuming ADM Inigo Campioni’s flag from the crippled Littorio, led the Italian fleet to Naples. Campioni would be relieved of command three weeks later, replaced by ADM Angelo Iachino.

Interestingly enough, this attack took place while both America and Japan were at peace and each country’s navy took notes from the engagement, although they were applied very differently by the respective note takers a year later.

As encapsulated by the Royal Navy today, “The Fleet Air Arm’s attack on Taranto ranks as one of the most daring episodes in the Second World War. It transformed the naval situation in the Mediterranean and was carefully studied by the Japanese before their carrier-borne strike on the American fleet at Pearl Harbour in December 1941.”

Much more on Operation Judgement can be read at Armoured Carriers.com and the 26-page paper, The Attack at Taranto, by Angelo N. Caravaggio in the Naval War College Review.

Post-Taranto

How do you top a 20-aircraft raid from a five-month-old carrier that sidelined half of the Italian battlefleet? For the rest of the war, Illustrious was a one-ship fire brigade supporting operations in the Med to include earning honors for keeping Malta alive during Operation Excess.

Her luck ran out on the Excess run on 10 January 1941– hit by five bombs from a swarm of 18 He 111s and 43 Stukas 60 miles west of Malta. “Illustrious was the main target and was enveloped in waterspouts and mist of exploding bombs. Some bombers diving from an altitude of 12,000 feet delayed bomb release until they pulled-out lower than the height of Illustrious’ funnel.”

THE BOMBING OF HMS ILLUSTRIOUS AT MALTA. 10 JANUARY 1941, ON BOARD THE AIRCRAFT CARRIER. (A 9793) The view of the flight deck from the ship’s bridge.(Same as MH 4623). Copyright: © IWM. Original Source: http://www.iwm.org.uk/collections/item/object/205143579

Even so, she reached Malta that day and would suffer 126 dead and 91 wounded by the time she departed the besieged island stronghold– the subject of continuing German and Italian air attacks the entire time she was there.

She was sent to Norfolk Naval Shipyard in the ostensibly neutral United States for repair, eventually arriving there via the Suez Canal on May 27.

HMS ILLUSTRIOUS At the Norfolk Navy Yard, Virginia, following battle damage repairs, November 1941. NH 96323

Post repairs, Illustrious was soon back in the war, covering the landings at Diego Suarez in Vichy-held Madagascar during Operation Ironclad in 1942, where her Swords were back at work.

The Royal Navy battleship HMS Valiant fires its 38.1 cm guns during exercises as seen from the flight deck of the aircraft carrier HMS Illustrious (87). 22 December 1942, Indian Ocean. The planes in the foreground are Fairey Fulmars of B Flight, 806 Squadron, Fleet Air Arm, with Grumman Martlets of 881 NAS parked aft. Lt. D.C. Oulds, Royal Navy official photographer IWM A 15152

She then shipping back to the Med for the Salerno landings in 1943.

BIG SHIPS AT MALTA. OCTOBER 1943, ON BOARD HMS FORMIDABLE AT GRAND HARBOUR, VALLETTA, MALTA. (A 19815) The aircraft carrier HMS ILLUSTRIOUS steams into Grand Harbour, as men line the flight deck of HMS FORMIDABLE to watch her progress. Copyright: © IWM. Original Source: http://www.iwm.org.uk/collections/item/object/205152374

From there she set out for the Indian Ocean in 1944 where she worked alongside USS Saratoga and raided the Japanese-held island of Sabang (Operation Cockpit).

HMS Illustrious and USS Saratoga Trincomalee, Ceylon part of Operation Cockpit

HMS Illustrious (87) steaming past the U.S. carrier USS Saratoga (CV-3) in the Indian Ocean, 18 May 1944. Note the crews of both ships assembled on deck to pay farewell. NNAM.1977.031.085.012

HMS ILLUSTRIOUS, part of the Eastern Fleet, stationary, coastal waters (photographed from the cruiser HMS MAURITIUS). IWM A 13559

HMS Renown and Illustrious in Trincomalee Harbor, Ceylon in early 1944.

Royal Navy aircraft repair carrier HMS Unicorn (I72, left) and HMS Illustrious (87), probably pictured at Trincomalee, Ceylon, in 1944. NNAM No. 1996.488.037.044

Corsairs in the armored box hangar of HMS Illustrious. Tight spaces!

A long way from Sea Gladiators! HMS Illustrious in the Indian Ocean. The flight deck being cleared of Corsairs at sunset ready for the Avenger dusk patrol to land on. May 1944

By January 1945, she was off Sumatra in the Japanese-held Dutch East Indies, launching raids on the vital Soengi Gerong oil refineries near Palembang while dodging kamikazes.

She was the first ship in Green Island’s Captain Cook dock, 11 February 1945

Speaking of which, she continued to reap the divine wind off Okinawa in April, with a Japanese D4Y3 Judy making contact with her deck, leaving the carrier with a vibration in her hull and the remains of a Japanese rubber dinghy as a trophy.

The Bridge and Island crew of HMS illustrious had a remarkably close call on 6 April 1945 when a kamikaze attack plane scored the thinnest of glancing blows with its wingtip ripping the ray dome just forward of the Bridge with the plane spinning into the sea causing no casualties to the crew

Sailing at a reduced speed of 19 knots for Sidney and emergency repairs, she ended the war in the dockyard.

Post-war

The Illustrious class entry in the 1946 edition of Jane’s Fighting Ships

Post-VJ-Day, Illustrious was used for deck-landing trials until being place in reserve in late 1947.

Armoured carrier HMS Illustrious carrying out flying trials in 1947. Seafire is on an out-rigger just forward of the island, and the aircraft aft is a Sea Fury

Hawker Sea Fury about to land on HMS Illustrious 1947. Just a great view of her stern QF 4.5″ gun batteries as well, with the turrets trained seaward

Recommissioned the next year, she was used for further trials and training duties, clocking in as a troop carrier to Cyrus in 1951.

HMS Illustrious, off Norway, 1954, at the tail-end of her career. Note the long-serving TBM Avengers on her deck and twin 4.5-inch guns forward. Via the Municipal Archives of Trondheim

She attended Queen Elizabeth II’s Coronation Review at Spithead in June 1953 and continued to provide some service, she never again deployed as an operational carrier. 

Battleship HMS Vanguard at Spithead on June 1953, with the bruiser old aircraft carrier HMS Illustrious.

Illustrious was sold to BISCO for breaking-up at Faslane, arriving there on 3 November 1956.

As for her three sisters that were completed, HMS Formidable (67) and HMS Indomitable (92) had been broken up shortly before Illustrious leaving only HMS Victorious (R38) to soldier on, paid off in 1968 and scrapped the next year.

What could have been: Blackburn Buccaneer flies past Illustrious-class aircraft carrier HMS Victorious note Sea Vixen, Gannetts and Westlands on deck

Epilogue

While the name HMS Illustrious would go on to be used by an Invincible-class Harrier carrier, which was retired in 2016, several artifacts of the WWII-era vessel endure.

Of course, as a great ship, she was the subject of great maritime art:

HMS Illustrious entering the Basin at John Brown’s Shipyard, Clydebank (Art.IWM ART LD 1371) image: the Royal Navy aircraft carrier HMS Illustrious is guided into the basin of John Brown’s shipyard at Clydebank in Scotland by three tug boats. Another Royal Navy warship is moored to the side of the dock. Copyright: © IWM. Original Source: http://www.iwm.org.uk/collections/item/object/3031

Hamilton, John Alan; HMS ‘Illustrious’ under Attack: Excess Convoy, January 1941; IWM (Imperial War Museums); http://www.artuk.org/artworks/hms-illustrious-under-attack-excess-convoy-january-1941-7670

Cobb, Charles David; Operation ‘Excess’, ‘Illustrious’ under Air Attack, 19 January 1941; National Museum of the Royal Navy, Portsmouth; http://www.artuk.org/artworks/operation-excess-illustrious-under-air-attack-19-january-1941-116447

Macdonald, Roderick; HMS ‘Illustrious’ under Air Attack, 10 January 1941. The scene of the attack is viewed from the cockpit of one of ‘Illustrious’ own Fairey Swordfish aircraft. By Roderick Macdonald circa 1980 via the Fleet Air Museum E00728/0001http://www.artuk.org/artworks/hms-illustrious-under-air-attack-10-january-1941-40645

Macdonald, Roderick; HMS ‘Illustrious’ under Attack in the Grand Harbour, Malta; Fleet Air Arm Museum; http://www.artuk.org/artworks/hms-illustrious-under-attack-in-the-grand-harbour-malta-40646

“Task Force of Two Navies” Watercolor by Dwight Shepler, USNR, 1943, depicting U.S. and British warships in the Pentland Firth during an operation toward the Norwegian coast, coincident with the Sicily invasion, July 1943. Alabama (BB 60) is in the lead, followed by HMS Illustrious and HMS King George V. Three British carrier-based fighters (two “Seafires” and a “Martlet”) are overhead. Official USN photo # KN-20381, courtesy of the U.S. Navy Art Collection, Washington, DC, now in the collections of the National Archives.

No place to land by Michael Turner, showing FAA Royal Navy F4U Corsairs return to their carrier HMS Illustrious after the April 1945 Kamikaze attack

And of a variety of scale models from Heller, Aoshima, Revelle, and others.

The plans for Illustrious are in the Royal Museums Greenwich.

The rubber survival dinghy recovered from the kamikaze that struck her deck off Okinawa is in the IWM.

Japanese Kamikaze pilot’s aircraft dinghy (MAR 595) Dinghy from a Japanese Kamikaze aircraft, recovered from HMS ILLUSTRIOUS, 1945. Copyright: © IWM. Original Source: http://www.iwm.org.uk/collections/item/object/30004058

While both her original ship’s bell– which was damaged in 1941 by the Germans off Malta– and her U.S.-cast replacement, presented while she was at Norfolk, are preserved.

This week, the Royal Navy is planning a spate of remembrance activities concerning the 80th anniversary of Taranto, keeping the memory of Lusty and her 21 stringbags alive.

Specs:
Displacement: 28,661 tons, full load
Length: 710 ft
Beam: 95 ft
Draft: 28 feet
Propulsion: 6 Admiralty 3-drum boilers, 3 Parsons geared turbines producing 110,000 shp, three shafts
Speed: 30.5 knots, range= 10,700nm @ 10 knots
Complement: ~1,200 designed. Up to 1,600 during 1944-45
Armor: 3 to 4.5-inches
Aircraft: 36, later increased to 60
16 × QF 4.5-inch naval gun (8 × 2)
40 x QF 2 pounder naval gun (5 × 8)
Later fitted with:
3 x Bofors 40 mm gun (3 x 1)
38 x Oerlikon 20 mm cannon (19 x 2), (14 x 1)

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Warship Wednesday, June 10, 2020: Yes, but these go to 17 inches

Here at LSOZI, we take off every Wednesday for a look at the old steam/diesel navies of the 1833-1946 time period and will profile a different ship each week. These ships have a life, a tale all their own, which sometimes takes them to the strangest places.- Christopher Eger

Warship Wednesday, June 10, 2020: Yes, but these go to 17 inches

Naval History and Heritage Command Photo NH 88710

Here we see the gleaming white late 19th-century Italian turret “ironclad” (corazzata) Caio Duilio (also sometimes seen as “Gaius Duilius”) at the La Spezia Navy Yard, around the time of her completion in 1880. Important to naval history as she was the first blue-water battlewagon on Earth rigged only with a military mast rather than a sail rig, carried only stupidly enormous guns, and likewise was the first two-shaft capital ship in the Italian Navy, Duilio also had the neatest stern-launched torpedo boat– but we’ll get into that in a minute.

The Regia Marina was one of the newest navies in the world in the 1870s, having just formed in the previous decade via an amalgamation of the old Sardinian, Partenopea, Sicilian, Tuscany, and Pontifical fleets. In the driver’s seat across much of three decades off and on during this early period as Naval Minister was Benedetto Brin with the blessing of Sardinian ADM Simone Antonio Saint-Bon– Italy’s Tirpitz. A trained naval engineer, Brin sought to build not only the King’s fleet but also to the infrastructure to domestically produce all the things needed for a steel navy from shipyards and engine works to armor and gun factories.

Saint-Bon and Brin’s first large-scale effort was the colossal Caio Duilio and her near-sister Enrico Dandolo.

Some 12,000-tons full load, these beasts were iron-hulled with a heavy layer of French-made Creusot steel plates stacked as thick as 21.6 inches in places and backed by twice that amount of timber. With a hull separated into 83 watertight compartments, they were built to absorb damage and they had a 15-foot submerged bow wedge that served as a ram. Equipped with eight boilers driving a pair of vertical compound engines, these ships were designed to make 15 knots.

Then there were the guns.

Throughout their design and construction, several armament schemes were brainstormed until it was decided to fit these leviathans with a quartet of 17.7″ (450mm) /20 calibers “100 Ton” muzzleloading rifles made by Elswick/Armstrong in England, making them the most powerful battleships of the time. These immense pieces actually weighed 103 tons but fired a 2,000-pound shell which, in its AP format, could smash through 21 inches of the steel plate of the day. On the downside, they had a short range (6,000 yards) and an abysmal rate of fire (four rounds per hour).

Originally designed by EOC with the Royal Navy in mind, the Admiralty turned the guns down for being too heavy and cumbersome, leaving Italy as the other fleet that mounted these giant toms on a warship. In British Army, however, did later acquire six of these pieces for installation in coastal artillery batteries at Gibraltar and Malta, ironically as a direct result of the Italian purchase should they ever come to blows with the Duilio-class ships.

As Italy was at the time allied with Imperial Germany and the Austro-Hungarian Empire, her navy’s natural enemy was seen as France and in the early 1880s the two Duilio-class ships, with their eight 17.7-inch guns, were considered capable of keeping in check the entire French Mediterranean fleet.

The transport of these huge rifles from England to Italy and their subsequent testing was avidly followed by the Italian press of the era.

100-ton 17.72-inch rifled Armstrong gun being loaded onto the Italian transport ship Europa at Newcastle England bound for Italy. One of eight such guns sold to Italy to arm the Duilio-class battleships.

In October 1876 the first 100-ton gun for the Italian Duilio-class battleships was taken over in Newcastle, named “Margherita” and shipped to Italy on the steamer Europa. This illustration shows its arrival in La Spezia later in October. The L’Illustrazione Italiana No. 54 from November 5, 1876, had an article on page 363 and this picture on page 364. The illustrator is not mentioned, but the signature says something like “Cenni”. Note the inset with the shell compared to an Italian tar. Via Wikimedia Commons

In November 1876 the first 100-ton gun for the Italian Duilio-class battleships was tested at Muggiano near La Spezia. This illustration of the gun named “Margherita” was featured in the November 12, 1876 issue of the L’Illustrazione Italiana. This picture was on page 373, with an article on page 374. The illustrator is not mentioned, but there is both a set of initials and a signature that reads something like “Canedi”. Via Wikimedia Commons

The tests of the 100-ton gun at La Specia continued to capture the Italian public. The experiments apparently also included putting a man into the belly of the beast, plus entertaining the numerous guests who wanted a first-hand look at what was arguably the most potent gun in the world at the time. This illustration of the gun Margherita was featured in the November 26, 1876 issue of the L’Illustrazione Italiana. This picture was on page 405, with an article on page 407-410. The illustrator is referred to as “Signore A. P.” Via Wikimedia Commons

The guns were arranged in two twin turrets, offset from each other.

Which required an interesting loading process since they were front-stuffers. Keep in mind that the rate of fire on these pieces was one round every quarter-hour.

In addition to their main guns, the battleships carried another recent invention in the form of a trio of submerged torpedo tubes for 14-inch Whitehead torpedos. These early devices could make 20.7 knots, had a range of 833 yards, and packed a 94-pound warhead. Italy would order an initial batch of 34 of these tin fish, produced at Fiume, in 1879-80, then continue to buy small batches until they moved to larger diameter torpedoes in the 1890s.

One other surprise that just Duilio was outfitted for was the carry of a stern-launched steam torpedo boat, the 76-foot, 26-ton Clio. The vessel was housed, combat-ready, in an 82x13x13-foot well deck, something that was really unheard of in the 1870s.

Constructed in England by Thornycroft to a design by Italian engineer Luigi Borghi, Clio was equipped with a pair of stern-dropped 14-inch Whitehead torpedoes– the same used by the battleship’s own submerged tubes– and a 37mm deck gun. She could make 18 knots on her coal-fired locomotive boiler but was a day runner with no accommodation for her 10-man crew. Model at the Museo Storico Navale, photos by Emil Petrinic.

Clio’s stack and mast folded to allow her to enter the battleship’s well deck.

Both ships also carried four 39-foot steam launches on their stern deck that could mount a 37mm gun and could deploy mines.

Clio on display in Torino, l’Esposizione italiana del 1884, Via the Cronaca illustrata

Construction 

When it came to construction, both ships were laid down on the same day, 1 June 1873, with Duilio, named after Roman naval hero Gaius Duilius, having her keel laid at Regio Cantiere di Castellammare di Stabia (which today is Fincantieri) and her sister Dandolo at R. Arsenale di La Spezia with the lead ship completed in 1880 and Dandolo tarrying until 1882.

The launch of the Italian battleship Caio Duilio in Castellamare in 1876. Illustrator’s name was quoted as “Piteco” via the L’Illustrazione italiana, May 28, 1876.

A detailed view was taken on the ship’s starboard side amidships, looking forward sometime after 1890 as they have 37mm anti-torpedo boat guns mounted atop the turrets. Both of the ship’s twin 450mm (17.72-inch) main battery gun turrets, mounted en echelon amidships, can be seen in this view. Note the details of the opened turret port covers; the hammocks stowed around the turrets, and the “flying deck” running overhead. NH 88685

DANDOLO Photographed on the ways at the Royal Navy Yard, La Spezia, not too long before launch on 10 July 1878. Note the large opening in the hull amidships for installation of the 45-meter-long, 550-meter-thick iron armor belt. The hull was built of iron, with wood backing for the armor. NH 88759

DANDOLO Photographed at the Royal Navy Yard, La Spezia, not too long before being launched on July 10, 1878. Here you can really see the 15-foot submerged bow. Note that the ship’s short midship armor belt-550mm thick iron 45 meters long-was not yet installed at this time. Thick wooden backing supported the armor, explaining the very deep gap in the ship’s side that can be seen here. Note the submerged bow tube for Whitehead torpedoes. NH 88684

Service

Caio Duilio on trials. Via the Italian weekly L’Illustrazione Italiana, June 1, 1879 edition, Wikicommons

DANDOLO Probably photographed soon after completion in 1882. These ships were completed in an all-white scheme and then after 1889 changed to a black and buff. NH 88711

DANDOLO, likely in the late 1880s. Courtesy of the Naval Historical Foundation, Washington DC Catalog #: NH 74828

While huge, impressive ships, they were something of white elephants (see what I did there?) as naval technology soon passed them by, and Italy, except for mixed results in North Africa, had nothing in the way of colonial enterprises to protect. Therefore, their entire career took place in the central and Eastern Mediterranean and was spent in peacetime training exercises, regional port visits, and the like.

In 1890, the ships would receive three 4.7″/40cal, two 3-inch, eight 57mm, and 22 37mm guns to defend against small torpedo boats.

Colorized photo of the crew of the Battleship Duilio (Italia) posed in front of one of her 17.7-inch turrets sometime in the 1890s. Note the small-caliber guns, 37mm 1-pounders, atop the turret.

Postcard of Duilio in the 1890s. Note her two 3″ stingers over the stern and two of her four 40-foot steam launches shown stowed.

DANDOLO underway in the Canal at Taranto, Italy, on 24 February 1894, bristling with small guns. Farenholt Collection. NH 66131

Italian ironclad battleship, Caio Duilio, of the Regia Marina, in Venice around 1900. By Steve Given via Flickr https://www.flickr.com/photos/69559277@N04/16575211845

Duilio was increasingly sidelined and was withdrawn from fleet use in 1900, lingering on for a few years as the school ship Timonieri e Marò and a floating coastal defense battery until she was disarmed in 1906. Clio, her parisite torpedo boat, would be disposed of in 1903. Struck from the naval list in 1909, her superstructure was demolished and she would later be converted to a coal and oil storage hulk, dubbed GM40, and fade into history.

Her sister Dandolo would be rebuilt in 1898-1900 with new engines and be fitted with breechloading 10-inch guns in place of her massive 100-ton muzzleloaders. She would also pick up a wide array of smaller guns, seal off her bow torpedo tubes, and gain four deck-mounted 450mm tubes arranged bow, beam, and stern. She would continue in this manner through 1918, serving as a coastal defense ship during the Great War, until she was finally disposed of in January 1920.

The monicker Duilio by then had been recycled for an Andrea Doria-class battleship that served in both World Wars and was scrapped in 1957. The third Duilio was an Andrea Doria-class helicopter cruiser (C 554) that served throughout the Cold War. The fourth and current Italian warship to bear the name of Rome’s famous admiral is an Orizzonte-class destroyer (D 554) commissioned in 2008.

The original vessel endures in various series of popular period maritime art.

Duilio, Italian Navy, trade card from the “Naval Vessels of the World” series (N226), issued in 1889 to promote Kinney Tobacco Company. Via The Met

And, as already shown off in the above details of her parasite torpedo boat, there are some very nice scale models on public display.

This impressive model of the armored ship Duilio was built by Jürgen Eichardt on a scale of 1:100. It is displayed in the Internationales Maritimes Museum Hamburg’s exhibition on the history of the modern navies, on deck 9 of the museum.

Specs:

Longitudinal Section of the Warship Duilio Italian battleship. This view shows inboard (internal) features of the ship, including half the ship’s 8 oval boilers, the hull framing outboard of the starboard (forward) twin 450mm (17.72inch) gun turret, and the large open compartment aft used to carry a small torpedo boar. This space measured 25 x 4 x 4m in size. Via Ocean Steamships 1891

Displacement: Standard 11,138 tons; full load 12,265 tons
Length: 358 ft oa over ram, 339 pp
Beam: 64 ft.
Draft: 29 ft.
Machinery: 2 double-expansion vertical steam engines, 8 oval-section boilers, 8,045 shp, 2 propellers
Speed: 15 knots designed
Range: 2,875 mn at 13 knots; 3,760 nm at 10 knots on 1,000 tons coal
Crew: 26 officers + 397 enlisted (1880) 515 (1890)
Armor:
Belt 550 mm.
Bridge 50 mm.
Turrets 250 mm.
Tower 350 mm.
Armament:
(1880)
2 x 2 450mm/20 caliber Armstrong
3 bow 350mm torpedo tubes
(Added 1890)
3 x 120 mm
2 x 75 mm
8 x 57 mm
22 x 37 mm

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Warship Wednesday, Aug. 8, 2018: Giuseppe, how many seaplanes you packing?

Here at LSOZI, we are going to take off every Wednesday for a look at the old steam/diesel navies of the 1859-1946 period and will profile a different ship each week. These ships have a life, a tale all their own, which sometimes takes them to the strangest places. – Christopher Eger

Warship Wednesday, Aug. 8, 2018: Giuseppe, how many seaplanes you packing?

(1500×1000)

Here we see the Regia Marina’s very proud seaplane carrier, Giuseppe Miraglia, at anchor in the 1930s. A true-life example of what today would be seen as a dieselpunk aesthetic, the Italian navy views her as an important predecessor of their modern pocket carriers– Cavour and Giuseppe Garibaldi— today.

Italy got into the seaplane tender biz in February 1915 when they bought the aging 392-ft./7,100-ton Spanish-built freighter Quarto and, as Europa, converted the vessel to operate a half-dozen or so FBA flying boats. Taking part in the Battle of the Strait of Otranto against the bottled-up Austro-Hungarian fleet in 1917, she was discarded after the war.

Italian seaplane carrier Europa, in service 1915-1920. Note her method of flying boat storage

Fast forward to the mid-1920s, and Italian rivals Britain and France had newer and more modern seaplane carriers (such as HMAS/HMS Albatross and Commandant Teste, the latter carrying 26 aircraft) on the drawing board. This left the Italian Navy with a need for a warship that could pack a lot of (sea)planes once again.

In 1925, Rome bought the incomplete passenger/mail steamer Citta di Messina and, sending her to the Regio Arsenale Della Spezia for completion, produced Giuseppe Miraglia.

The vessel was renamed in honor of Tenente di vascello Giuseppe Miraglia, an early Italian naval aviator killed in an accident in 1915 at age 27.

This guy

Early in the war, he made headlines in the country by leading his seaplane squadron over Austrian-held Trieste in a raid that was widely celebrated.

She wasn’t a giant ship, just under 400-feet long with a light draft of 4,500-tons. But Miraglia was fast enough for naval use (21 knots) and with enough room for as many as 20 seaplanes of assorted sizes.

For this, she was well-equipped with two below-deck hangars in what was to be the steamship’s holds, each equipped with catapults and cranes for launching and recovery, respectively. Inside the hangars were room for spare parts including fresh engines, a few spare aircraft in “knocked down” crated condition, tools, and handling equipment.

Note her hangar arrangement fore and aft of her stack

Many of the planned staterooms which originally were meant for 1st and 2nd class passengers were completed for aircrew instead. A central ordnance magazine and avfuel storage were accessible from each hangar.

All those Macchis…

The twin hangars could each hold 5-6 Macchi M.18AR seaplanes with their wings folded while additional aircraft “parking” was available topside for a couple extra boats.

A pusher-style biplane flying boat, the M.18AR was one of the more successful “combat” seaplanes of the 1920s and 30s, serving not only with the Italians but with the Spanish Navy‘s early seaplane carrier Dédalo (Dedalus) during the Civil War in that country as well as against Moroccan rebels, but also with the Paraguayan Navy during the Chaco War.

The open cockpit three-seat scout bombers were the staple of the Aviazione per la Regina Marina for much of the interwar period, capable of toting a few small bombs and a 7.7mm machine gun aloft with a 300~ mile combat radius.

A flight of Macchi 18ARs with the Aeronáutica Naval Española, impressive airpower for the roaring 20s.

By 1930, the Macchi aircraft were replaced largely with Cantoni 25 AR seaplanes and, after 1937, with the smaller but more modern IMAM Ro.43, which at least had a closed cockpit and two machine guns rather than just one– although carried no bombs.

Recovering an IMAM Ro.43 seaplane, the standard Italian Navy’s floatplane that flew from not only Miraglia but also all her cruisers and battleships from 1937 onward

Miraglia’s topside deck was protected by 50mm of armor to stave off air attacks not scared off by her AAA suite of a dozen Breda machine guns while a quartet of 4-inch guns could take shots at closing destroyers or torpedo boats. She had a side belt of between 70 and 80mm (sources vary).

Miraglia entered service 1 November 1927 and was used in the disgrace that was the Italo-Ethiopian War in the late 1930s to transport aircraft to the theatre.

With six Macchi seaplanes on deck, underway

Note the Macchi ready to cat. The ship carried one Gagnotto-made catapult forward…

…And another aft. Also, note the 4-inch gun under the cat on the aft stdb quarter

Italian ship GIUSEPPE MIRAGLIA. Italy – CVAN. Circa 1935. Note the seaplanes on her hangar decks. NH 111421

When WWII came, she somehow managed to not catch a British torpedo or American bomb while serving in the Mediterranean although she was present in the harbor for the raid on Taranto in 1940. She spent most of the war as a transport and testbed, rather than in operations.

Later in the conflict, the zippy little Reggiane Re.2000 Falco I “Catapultabile” monoplane, which could be catapulted off by not recovered by the vessel, made an appearance on the ship.

The Re.2000 Catapultabile (MM.8281) on a topside catapult of Giuseppe Miraglia ready for take-off, May 1942. Less than a dozen of these variants were used during WWII. The planes were planned for the unfinished 27,000-ton Italian aircraft carrier L’ Aquila but cut their teeth on Miraglia.

Following the shit-canning of Mussolini, Miraglia sailed to Malta in 1943 to be interned under British guns and served the rest of the war as a receiving ship for Italian sailors from smaller vessels.

Meanwhile, Italy’s first planned aircraft carrier– a respectable 772-foot leviathan by the name of L’Aquila (Eagle) converted from an unfinished ocean liner– was left under construction at Genoa.

Italian aircraft carrier Aquila in drydock at Genoa in 1942. She would never be completed

Although it was envisioned she would carry up to 56 aircraft, the Italian eagle was never completed and finally scrapped at La Spezia in 1952. A sistership, Sparviero, never even got that far, making Miraglia the sole Italian aviation ship fielded in WWII.

The unfinished Italian aircraft carrier “Aquila” tied up at La Spezia sometime following Italy’s surrender in WWII.

Italian aircraft carrier Aquila in 1950, pending her conversion to razor blades

Following the end of the war, with the general disfavor of seaplanes and seaplane carriers of the time, Miraglia was retained at Taranto as a PT boat tender until 1950 when she was disposed of. Jane’s, in their often confusing 1946-47 volume, noted that she was to be refitted as a supply ship.

Giuseppe Miraglia 1946-47 Janes listing

Giuseppe Miraglia, 1946-47 Janes listing, where she was one of the few Italian ships left from WWII

The spark rekindled

Italian Naval Aviation languished for a full decade following VE-Day, only restarting on a limited scale when a few Bell-Augusta AB-47G helicopters were handed over to the Navy for shipboard service in 1956.

By 1969, Vittorio Veneto, a so-called “helicopter cruiser,” was in service, capable of carrying six SH-3D Sea Kings or larger numbers of smaller whirlybirds.

Vittorio Veneto was all cruiser in the front…

But a party in the back…ITS Vittorio Veneto (C550) view from the stern with raised deck and hangar beneath.

Finally, in 1990 the Italian government placed an order for several AV-8B Harriers for use on the newly completed light aircraft carrier Garibaldi, returning the country’s fleet to a fixed-wing capability that it hadn’t seen since Miraglia steamed for exile in Malta in 1943.

Today, it is thought that the carrier Cavour will carry a squadron of operational Italian F-35Bs by 2023, almost a century after Miraglia was conceived.

Italian aircraft carrier Cavour

Specs:


Displacement, full load: 5.913 t
Length: 397.72 ft.
Beam: 49.18 ft.
Draft: 19 ft.
Propulsion: 8 Yarrow water tube boilers, 2 groups of steam turbines with Parsons type reducer, 2 propellers with three blades, 16,700 HP, 430 tons oil.
Speed: 21 knots
Crew: (196) not counting airwing, as follows:
16 officers
40 NCOs
140 enlisted
Armament:
4 x 102/35 Schneider-Armstrong naval rifles
12 x 13.2 mm Breda machine guns
Airwing:
2 Gagnotto steam catapults in bow and stern
2 aircraft hangars for 5-6 planes with folded wings (total of 11 seaplanes)
2 depots for 3 dismantled aircraft, each
17 Macchi M.18AR seaplanes (1927-30), 20 Cantoni 25 AR seaplanes (1931-36) up to 20 IMAM Ro.43s (1937-43)

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The International Naval Research Organization is a non-profit corporation dedicated to the encouragement of the study of naval vessels and their histories, principally in the era of iron and steel warships (about 1860 to date). Its purpose is to provide information and a means of contact for those interested in warships.

With more than 50 years of scholarship, Warship International, the written tome of the INRO has published hundreds of articles, most of which are unique in their sweep and subject.

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Warship Wednesday, December 26

Here at LSOZI, we are going to take out every Wednesday for a look at the old steam/diesel navies of the  1859-1946 time period and will profile a different ship each week.

– Christopher Eger

Warship Wednesday,  December 26

dualio

Here we see the beautiful legacy dreadnought Caio Duilio as she appeared in WWII. Caio Duilio was an Italian Andrea Doria-class battleship that served in the Regia Marina during World War I and World War II. She was named after the First Punic War Roman fleet commander Gaius Duilius, winner of the  Battle of Mylae in 260 BC.

Ordered in 1911 she was completed in 1916. Even though this was in the middle of WWI, the Duilio didn’t see much active service as from 1916-18 naval combat in the Med was largely restricted to patrolling the barrage line in the Adriatic to keep the Austro-Hungarian fleet bottled up while avoiding both German and Austrian U-boats (Captain Von Trapp!).

dreadnought Caio Duilio and her sister Andrea Doria as they appeared in the 1920s. Note the immense coal smoke.

Dreadnought Caio Duilio and her sister Andrea Doria as they appeared in the 1920s. Note the immense coal smoke.

Between the wars the ship was modernized. Originally a 22,000-ton coal-fired battleship with a baker’s dozen 305mm guns (in three triple and two double turrets) that could make, she became a 30,000-ton oil-fired (which more than doubled her horsepower) battleship with ten 320mm guns that could make 27-knots. It was in this configuration that she entered WWII.

During the war she fought, as Italy did, first with the Axis (1939-43) then with the Allies (1943-45). She was assigned to convoy duty between Italy and Libya to supply Axis troops fighting in the North African Front. She took a torpedo from a Swordfish in her bow during the Battle of Taranto but was quickly repaired. In the First Battle of Sirte in 1941, she was the flagship of the Close covering force under Rear Admiral Raffaele de Courten (on Duca d’Aosta) as he slugged it out with a force of British cruisers and destroyers. The battle, like most of the naval combat in the Med during WWII, was inconclusive with a few rounds fired from extreme range and much maneuverings done but few ships on either side hit. After Italy came over to the Allies she spent the rest of the War cooling her heels in Malta.

After the war she was retained in service for another decade. She was the flagship of the Italian Navy 1947 to 1949 and after that was retained as a training vessel and ceremonial duties ship for senior personnel. She was stricken in 1956 and scrapped the following year after more than forty years of honorable service. Her sister-ship, Andrea Doria, was scrapped two years later and was the last Italian battleship.

Caio Duilio didn’t have the most impressive legacy of sea service, having never sunk another ship in combat through two world wars. Still, she was one of the handful of warships planned before 1914 that served in both world wars to one extent or another and survived to see NATO service in the twilight of the battleship.

In 1962 the Missile cruiser Caio Duilio was commissioned and had a 30-year career of her own which celebrated the elder Gaius Duilius as well as the former battleship. In 2009, an Orizzonte-class destroyer was commissioned with the same name, ensuring that there will be a Caio Duilio in the Italian navy for generations yet to come.

Specs:
Displacement:     As built:
22,956 tons normal
24,729 tons full load
As modernized:
26,434 tons normal
29,391 tons full load
Length:     168.96 m (554.3 ft)
Beam:     28.03 m (92.0 ft)
Draft:     8.58 m (28.1 ft)
Propulsion:     As built:
Steam turbine system
20 boilers
4 shafts
30,000 shp
As modernized:
Steam turbine system
8 Yarrow type boilers
2 shafts
75,000 shp
Speed:     As built: 21 knots (39 km/h)
As modernized: 27 knots (50 km/h)
Complement:     As built: 1,233
As modernized: 1,485
Armament:     As built:
13 × 305 mm (12 in) guns (Three triple and two double turrets)
16 × 152 mm (6 in) guns
13 × 76 mm (3 in) guns
6 × 76 mm anti-aircraft guns
3 × 450 mm (18 in) torpedo tubes
As modernized:
10 × 320 mm (12.6 in) guns (Two triple and two double turrets)
12 × 135 mm (5.3 in) guns (Four triple turrets)
10 × 90 mm (3.5 in) anti-aircraft guns
15 × 37 mm anti-aircraft guns
16 × 20 mm anti-aircraft guns
Armor:     Belt: 254 mm
Turrets: 280 mm
Decks: 98 mm

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