The Douglas O-43 was a monoplane observation aircraft used by the United States Army Air Corps. Five Y1O-31A service-test aircraft were ordered in 1931...

the "O" (observation) designation was changed to "L" (liaison). The O-46 was a development of the earlier Douglas O-43. The 24th airframe of the O-43A...

(1930) Douglas O-38 (1931) Douglas O-43 (1934) Douglas O-46 (1936) Douglas O2D (1934) Douglas YOA-5 (1935) Douglas XP-48 Douglas XP3D (1935) Douglas SBD...

O. Douglas ASIN B000UCP8IW Points of Rebellion, by William O. Douglas ISBN 0-394-44068-4 An Interview with William O. Douglas by William O. Douglas (sound...

Transport Douglas C-110 - ex-Dutch Douglas DC-5 transport Douglas O-31 - Observation aircraft Douglas O-43 - Observation aircraft Douglas O-46 - Observation...

The Douglas O-31 was the Douglas Aircraft Company's first monoplane observation straight-wing aircraft used by the United States Army Air Corps. Anxious...

Skymaster transport Douglas C-110 (ex-Dutch Douglas DC-5) transport Douglas O-31 observation aircraft Douglas O-43 observation aircraft Douglas O-46 observation...

O-22 Douglas O-25 Douglas O-29 Douglas O-31 Douglas O-32 Douglas O-34 Douglas O-35 Douglas O-36 Douglas O-38 Douglas O-43 Douglas O-44 Douglas O-46 Douglas...

Third Enlarged Edition. 1982, Doubleday. ISBN 0-930083-17-2 Baugher - Douglas A-26C Invader Mann, Robert. The B-29 Superfortress Chronology, 1934-1960...

The Ramer–Douglas–Peucker algorithm, also known as the Douglas–Peucker algorithm and iterative end-point fit algorithm, is an algorithm that decimates...