field manual Field service regulations : operations / prepared under direction of the chief of staff Training regulations : the soldier Mobilization regulations Training regulations Geological investigations (August 1946) Geophysical subsurface explorations (August 1946) Drill book for the Hospital Corps / United States Navy Pre-induction vocational training in aircraft maintenance Pre-induction training in vocational schools vocational departments and trade schools Cavalry tactics in three parts : school of the trooper, of the platoon, of the squadron and the evolutions of a regiment Cavalry drill regulations [for the] United States Army Regulations for the army of the United States