The rate training manual has been prepared for men of the regular Navy and of the Naval Reserve for the purpose of advancement to increase knowledge in the various aspects of the Gunner's Mate rating (G 3 and 2). Chapters 1 through 14 deal with the following topics: the requirements of the Gunner's Mate G Rating, explosives and pyrotechnics, ammunition and magazines, small arms and machineguns, landing party equipment and demolition materials, basic mechanisms, electrical and electronic circuit analysis, electrohydraulic power drive fundamentals, gun mounts, breech mechanisms, rocket launchers and projectors, fire control problems, fire control instruments and techniques, and maintenance. Numerous illustrations and diagrams are interspersed throughout the document. A subject index is appended. (BP)