November 14, 1917 - The campus of American University in Washington, DC was used for training and weapons storage during World War I. This soldier was demonstrating a uniform designed to conceal him while climbing trees.
Soldier in black and white uniform to conceal him while climbing trees. He stands in front of a house camouflaged to represent a fence and trees. Company F, 24th Engineers. American University, D.C. Army Engineer Corps., 11/14/1917