Army extension courses. Special text : Mess management / prep. under the dir. of the Quartermaster General for use with the Army Extension Courses Army extension courses. Special text : Weapons and musketry / prep. under the dir. of the Chief of Infantry for use with the Extension Course … Physical training : With special equipment / War Department training regulations band : organization, duties and musical instruction / prep. under dir. of the Army Music School training manual band, musical instruction / prep. under dir. of the Army Music School technical manual Electrical facilities : interior electric systems : repairs and utilities field manual Seacoast artillery : service of the piece : 12-inch Mortar (fixed arament) field manual Engineer field data war department technical manual Semipermanent highway steel bridges 30-, 60-, and 90- foot spans, TM 5-285 field manual Horse cavalry field manual Seacoast artillery : service of the piece : 12-inch Gun, (barbette carriage) war department technical manual Instruction guide : generating unit M 1 / prepared under direction of the chief of ordnance