The Tupolev ANT-35 was a Russian all-metal light passenger transport based on the SB-2 bomber, and was flown initially on 20 August 1936.
The improved ANT-35bis entered service with Aeroflot as the PS-35, delivered from 1937 to 1939. After June 1941 several were used for liaison and VIP transport, this 20.80m span aircraft having a maximum speed of 372km/h and a range of 1640km.
Info: Aviastar
http://www.aviastar.org/air/russia/ant-35.php
Profile: Wings Palette
http://wp.scn.ru/en/