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Sunday, 19 January 2020

British submarine M. 1 (ex-K. 18) (1917) in 1923

Launched in 1917, completed in 1918, displacement 1.600 (surfaced)-1.950 (submerged) tons, horsepower 2.400 (surfaced)-1.600 (submerged) hp, oil-fired internal combustion machinery (surfaced)-electric machinery (submerged) and an armament of 1-12” gun, 1-3” gun, 1 machinegun and 4 torpedo tubes.

Source
Archive Dutch Naval Staff 1886-1942 (National Archive at the Hague, Netherlands)  inventory number 155. Fleets (the British Empire and foreign countries) on 1 February 1923.