Domville-Fife, Charles W. (Charles William), 1886- · London : Hodder and Stoughton · leaf 82
centre line. Their cruising range onthe surface is 4,000 miles, and whensubmerged 120 knots at 7 knots anhour. These vessels were the first tobe fitted with a special and more efficientpattern of electric storage battery and asafer type of electric motor. The arma-ment of the Ds consists of two… … i V,^ 5 British Submarines 73 mounting, enabling it to be quickly andalmost automatically lowered into a water-tight cavity in the superstructure beforethe submarine dives below the surface.The complement of these vessels istwenty-one officers and men. E Class. (Completed 1912-14.) Es 1, 2, 3, 4,…
