NH 43499
All salvage pontoons on the surface, off Honolulu, Hawaii, circa 29 August 1915, with preparations under way to tow the sunken submarine into Honolulu Harbor. Halftone photograph, copied from Transactions of the Society of Naval Architects and Marine Engineers, Volume 24, 1916, Figure 13. The tug in the center is probably USS Navajo. NH 43499