Tupolev had already, in mid-1931, drawn a passenger derivative of the ANT-16 powered by four geared M-35R engines, designated Tupolev ANT-20. To meet the new demand, which was from the start named for the writer it honoured, Tupolev kept the ANT-20 designation but further extended the outer wings and made other minor changes. The most …
Category Archive: Russian WWII Airplanes
Tupolev ANT-25
Though work on supporting items began immediately, actual design of the Tupolev ANT-25 did not start until April 1932. Tupolev appointed PO Sukhoi to lead the project. Structural design of the remarkable wing was entrusted to Petlyakov and Belyaev, with control surfaces assigned to N S Nekrasov. While the engine and its reduction gear were …


