"The extraordinary importance which the Gruson-Schumann Shielded Mountings have obtained in military science during the last five years has naturally somewhat diverted the public interest from the armoured turrets and batteries of the Gruson...
United States Air Corps Tactical School (Langley Field)
"The scope of this 1927 course in Antiaircraft Defense as taught at this school is to familiarize Air Corps commanders with the capabilities and limitations of the antiaircraft Service, and to assure coordination and cooperation between the Air...
Field Artillery Subcourse 420 (Sep 75) consists of one lesson and the exercises with the lesson serve as the examination. Individual work on these exercises is mandatory.
"For some years past all ordnance manufactured for the Service have been of steel and breech loading. These modern ordnance, as they are termed, differ considerably from the wrought-iron and stell muzzle-loading pieces which, as regards...
"The coast artillery troops are charged with the care and use of the fixed and mavable elements of the seaward nad landward defense of the coast fortifications, including guns,mortars, submarine mines, and torpedoes. The coast artillery supports...
"This manual is a guide for artillery commanders at all levels for employment of Corporal battalions. It covers organizaiton; command,; principles of employment; reconnaissance, selection, and occupation of position; organization of position;...