Lesh, Lawrence J.

Lawrence J. Lesh made his first flight in a glider in Chicago in 1906 at the age of 14. In 1908 he had an accident withhis glider at Morris Park, New York, which confined him to hospital for over seven months. Though only a boy of 17 years, Lesh had done a great deal of experimental gliding from the age of 14. He held the world’s record, having made a flight of more than six miles in length over the St. Lawrence River, towed by a motorboat.

Leduc Fils

France
Leduc began designing athodyds (ramjets) in 1929 at Argenteuil, as well as experimental aircraft in which to test them. The L.010-1, started 1937 and completed 1945, was first purely athodyd-powered manned aircraft to fly. Followed by L.010-2 and similar L.016-1 in 1951. All air launched from Languedoc mother plane. In 1953-1954 appeared the L.021 -01 and -02, and plans existed for a swept-wing aircraft with Atar 101 turbojet engine for independent take-off and an 0.22 supersonic fighter.