Flight testing proceeded normally over the next few months: the flight envelope was expanded, the shake investigated with tuft tests, the radical weapons door (similar to the bomb bay of the B-57 Canberra) was rotated open, and takeoffs at full operating weight, 160,000 pounds, were made....
B-57 Canberra- License-built version of British EEC Canberra. 2pCmwM rg; two 7200# Wright J65-W (Armstrong-Siddeley Sapphire); span: 64'0" length: 65'6" v: 582 range: 2300 ceiling: 48,000'; ff: 7/20/53. Unique rotary bomb bay. ...
In response to a US Army Air Corps light bomber requirement issued in 1938, the Glenn L. Martin Company produced their Model 167 which was given the official designation XA-22. Martin's design was a twin-engine fully-metallic monoplane, capable of around 310 mph (447 km/h) and carrying ...
The Glenn L. Martin Company effectively scaled up their successful PBM Mariner patrol bomber design to produce the prototype XPB2M-1 Mars. After flight tests with the XPB2M between 1941 and 1943, she was passed on to the Navy. The original patrol bomber concept was considered obsolete by this...