Training flight of Douglas O-46A and North American O-47 aircraft assigned to the 104th Observation Squadron of the Maryland National Guard, March 1940. (U.S. Air Force Photograph.)

Observation Flight

November 4, 2015

by Lone_Sentry_Admin

1 min read

Training flight of Douglas O-46A and North American O-47 aircraft assigned to the
104th Observation Squadron of the Maryland National Guard, March 1940. (U.S. Air Force Photograph.)

Training flight of Douglas O-46A and North American O-47 aircraft assigned to the 104th Observation Squadron of the Maryland National Guard, March 1940. (U.S. Air Force Photograph.) — (U.S. Air Force Photograph.)

A Hawker Hurricane Mark I night fighter prepares for a night takeoff at Debden, Essex to intercept German raiders, March 1941. (Imperial War Museum Photograph.)

Hurricane Night Fighter

A prototype U.S. Navy Curtiss XSB2C-2 floatplane photographed in 1942. (U.S. Navy Photograph.)

Curtiss XSB2C-2

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