Convair XB-46
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The Convair XB-46 was a single example of an experimental medium jet bomber which was developed in the mid-1940s but which never saw production or active duty. It competed with similar designs, the No
Convair XB 46 in flight 061023 F 1234S 022
XB-46 aileron and spoiler detail
Martin XB-48
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The Martin XB-48 was an American medium jet bomber developed in the mid-1940s. It competed with the Boeing B-47 Stratojet, which proved to be a superior design, and was largely considered as a backup
Convair XB-46
…which was developed in the mid-1940s but which never saw production or active duty. It competed with similar designs, the North American XB-45 and Martin XB-48, all of which saw little use after the successful development of the Boeing XB-47. In 1944, the War Department was aware of aviation advances in Germany…
Martin XB48
Martin XB-48 prototype taxiing, showing spaces between engines for cooling, tandem main gear, and nacelle outriggers
XB-48 prototype