GARY1954, the A-26 was a DOUGLAS product, distinctly different from the MARTIN B-26 except in general layout, when the MARTIN went away after WW2, the A for 'Attack' designator was taken out of the Air Forces' vocabulary and the DOUGLAS A-26 got a promotion to 'B'. The A-17, a prewar design by the true genius of aviation design, John Northrop, morphed and eventually was the daddy of the SBD, but you already knew that-

No, no I didn't. Start another thread and tell us about the morphology of WWII aircraft!