View of boxes and wooden crates on shipping conveyor at shipping dock, Plant 4, Service Dept., Bldg. 20, Operations Civilian and Military, GMC Truck & Coach plant. Boxes and wooden crates are stacked on left. Printed on front: "GMC Truck & Coach Division." Handwritten on back: "Plant 4, Service Dept., Bldg. 20, Operations Civilian and Military. Shipping conveyor, on shipping dock, north side of first floor. Factories--GMC, ca. 1943."
