Soldiers preparing and inspecting Liberty motors, a symbol of American military prowess during World War One. The photograph was taken with the official permission and authorization of the Chief Signal Officer of the Army.

---

Size: 8361px × 5688px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 1, 111-sc-, 111-sc-19863, 20/18, 63, 198, activities, american, april, archives, army, au, camp, chief, classified, communication, confidential, corps, documents, effort, engine, equipment, historical, history, image, information, intelligence, issued, liberty, logistics, military, missions, motor, notes, numbe, officer, official, operations, personnel, photograph, photographer, photography, reco, regulations, secret, signal, soldier, strategy, top, trench, war, warfare, world