1938 Memorial page with oral histories, ephemera, etc. Maeshyfryd Cemetery Memorial in the Imperial War Museum register The Sinking of the Submarine HMS Thetis Ships Timbers Maritme museum page, with many photos HMS Thetis Roll of Honour British T-class submarines of the Royal Navy Ships built on the River Mersey 1938 ships World War II submarines of the United Kingdom Lost submarines of the United Kingdom Thetis, HMS British submarine accidents World War II shipwrecks in the Mediterranean Sea Military history of Merseyside Warships lost in combat with all hands Maritime incidents in March 1943 Submarines sunk by Italian warships