war department technical manual Officer classification, commissioned and warrant : military classification and coding : field operations war department technical manual Civilian occupational classification of enlisted personnel war department technical manual Military occupational classification of enlisted personnel war department technical manual Personnel classification tests war department technical manual Basic maintenance manual war department technical manual 20-MM automatic gun M3 / War Department war department technical manual Deceased personnel war department technical manual army clerk war department technical manual Regimental and unit mail clerks technical manual Electrical facilities : interior electric systems : repairs and utilities war department technical manual Semipermanent highway steel bridges 30-, 60-, and 90- foot spans, TM 5-285 war department technical manual Instruction guide : generating unit M 1 / prepared under direction of the chief of ordnance