Soviet`s World War II era K- 21, K class (Katyusha)
The K-21 was a Soviet K class, Katyusha class submarine, laid down by Sudomekh, Leningrad (yard no.196) on 10 December 1937; launched 16 August 1939 and commissioned 3 February 1941.
Through the Great Patriotic War she made service with the Northern fleet (arrived from the Baltic through inland waterways on 24 October 1941).
During the PQ-17 convoy campaign she made an unsuccessful attack on the German Tirpitz, at the time she was commanded by Nikolai Lunin. Served as a stationary training ship until 1959 and saved as memorial.
||Soviet Submarine K-21 (K class, series XIV 1938)