HMS Unison
U-class submarine
HMS Unison was a Royal Navy U-class submarine built by Vickers-Armstrong at Barrow-in-Furness, and part of the third group of that class. She is the only craft of the Royal Navy to have borne the name Unison. Prior to receiving the name, she... Wikipedia
Launched: November 5, 1941
Builders: Vickers and Vickers-Armstrongs
Place built: Barrow-in-Furness, United Kingdom
Draft: 15.16′
Length: 190′
Construction started: December 30, 1940