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 war department technical manual Mobile oxygen-nitrogen generating units Transportation corps : railway shop battalion - USA Voorschrift, Field Manual 55-60 field manual Mobile units of the medical department / prepared under direction of the Surgeon General field manual Medical service of field units field manual Physical training / prepared under direction of the Superintendent, United States Military Academy field manual Organization and tactics of tank destroyer units field manual Combat practice firing armored force units