A Chief Motor Transport Corps photograph taken in January 1919, designated as 111-SC-31186, featuring an engineer working on an au trailer caisson. The image is for official use only, showing a caisson with an engine and capacity for 2500 hepers. Recipient notes indicate that 31186 refers to this specific photo.

---

Size: 8434px × 5695px
Photo credit: © piemags/NSC / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 111-sc, 111-sc-31186, 1919, activities, american, army, caisson, chief, communications, convoy, corps, documentation, effort, efforts, engineer, equipment, forces, headquarters, historical, history, images, infrastructure, jan., logistics, machinery, military, motor, motorized, official, operations, personnel, photographs, records, soldiers, supplies, technology, trailer, training, transport, transportation, unit, usage, vehicles, war, wartime, world, x5