U.S. Army. First Sector Occupied by Americans 1917, inscribed First shot in the war Oct. 23, 1917 630 am
This map purports to illustrate America’s first artillery salvo of the war, fired on October 23, 1917, by guns in the American 1st Division. Sergeant Alexander Arch barked the order “fire” to the crew manning the 75mm field gun. U.S. Army. First Sector Occupied by Americans 1917, inscribed: “First shot in the war Oct. 23, 1917 6:30 am. . . .” U.S. Army base map, 1918. Printed map annotated in color. Hines Collection, Geography and Map Division, Library of Congress (195.00.00)