Thanks to Lyric1 for finding me the info for this skin.
This is the Yak-9T of Lt Sergey Bitsaev while serving as a flight commander in the 845th Fighter Regiment in 1944 and 1945. Bitsaev served in the VVS from July 1943 until 1960 when he retired due to health reasons. During the war he scored 15 personal victories and was awarded the Hero of the Soviet Union, the Order of Lenin and the Gold Star Medal.
