Unpublished paper, 'On the main crests of ship-waves, and on waves in deep water due to the motion of submerged bodies' by George Green The paper is divided into six sections: 'General treatment of problem of a moving pressure'; 'The main crests of ship-waves'; 'Optical bearing of methods used in [section 2]'; 'Method of solution for problems of wave-motion due to the motion of submerged bodies'; 'Wave motion due to the motion of a submerged cylinder'; and 'Wave motion due to the motion of a submerged sphere'. Annotations in pencil and ink throughout. Subject: Hydraulics / Marine engineering Received 26 January 1916. Read 23 March 1916. Communicated by Joseph Larmor. 1916