HMS C20 was a British C class submarine built by HM Dockyard, Chatham. She was laid down on 1 June 1908 and was commissioned on 31 January 1910. HMS C20 was sold on 26 May 1921 in Sunderland.
HMS C20 was a British C class submarine built by HM Dockyard, Chatham. She was laid down on 1 June 1908 and was commissioned on 31 January 1910. HMS C20 was sold on 26 May 1921 in Sunderland.