Field service regulations United States Army 1913 / Office of the Chief of Staff, War Department Field service regulations United States Army 1923 / prep. under the direction of the Chief of Staff field manual Field service regulations : administration 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