A French airfield, in World War 1. Escadrille of French Officers, pilots, and American observers (some from the A.E.F. 42nd Infantry, Rainbow Division) pose in front of a Spad biplane on May 25, 1918, in Viefvillers, France. An American flag has been affixed to one of the wing struts of the plane. Front View of a large French Letord twin engine biplane used for armed reconnaissance and photography, parked on a grass field in France. A soldier turns one of its curved propellers.Fliers occupy pilot and gunner positions. Tents seen in background.
Officer of the 28th Escadrille and the 79th Division of the U.S. Army Infantry (functioning as observers) during World War I. They are seated at a small table smoking, talking, and reviewing notes. Large group of French and American military personnel inspect a crashed biplane. French crew repairing a SPAD aircraft.
A French Salmson reconnaissance biplane parked at a French airfield,in World War 1. Pilot is in the cockpit. One crewman begins to pull the propeller through to clear hydraulic lock before starting. Another airman stands at the airplane's left wing tip. A French flier shows twin Lewis machine guns installed in the rear cockpit of a Salmson airplane. He demonstrates their flexiblity and horizontal and vertical range of movement.