Testing gliders from hilltops in France.
Full tiles read: "MOTORLESS FLYING MACHINES - Important tests by aeronautical experts to discover how to eliminate landings forced by engine trouble.
L/S of people running down hill pushing biplane with no engine. The glider takes off briefly before landing upside down. L/S of man on hanging from early hand gliding contraption, he glides successfully away from the hill top L/S of glider leaving top of the hill, although it looks a bit unstable it does reach quite a height. L/S of the glider beginning to descend quite rapidly!