HMS E56 was a British E class submarine built by William Denny, Dumbarton. She was laid down on 19 June 1916 and was commissioned on an unknown date. HMS E56 was sold in Granton, Edinburgh on 9 June 1923.
HMS E56 was a British E class submarine built by William Denny, Dumbarton. She was laid down on 19 June 1916 and was commissioned on an unknown date. HMS E56 was sold in Granton, Edinburgh on 9 June 1923.