Army extension courses. Special text : Theory of flight, lighter-than-air / prep. under the dir. of the Chief of the Air Corps for use with … Army extension courses. Special text : Supply / prep. under the dir. of the Quartermaster General for use with the Army Extension Courses Army extension courses. Special text : Industrial mobilization : (procurement planning office of The Assistant Secretary of War) / prep. by the Planning Branch, Office … Army extension courses. Special text : Machine guns / prep. under the dir. of the Chief of Cavalry for use with the Extension Course of … Army extension courses. Special text : Administration / prep. under the dir. of the Adjutant General Field service regulations : operations / prepared under direction of the chief of staff - USA Voorschrift, Field Manual 100-5 field manual Field service regulations : administration / prepared under direction of the chief of staff Transportation corps : railway shop battalion - USA Voorschrift, Field Manual 55-60 field manual 37-mm gun, antitank M3 / War Department field manual U.S. rifle, caliber .30 M1917 (Enfield) / War Department Antiaircraft artillery : organization and tactics - USA Coast Artillery Field Manual, FM 4-105 Antiaircraft artillery : gunnery, fire control, position finding and horizontal fire, case I firing. - USA Coast Artillery Field Manual, FM 4-112