United States Army Order of Battle 1919-1941. Volume II. The Arms Cavalry, Field Artillery, and Coast Artillery Clay, Steven E. Heftet / 2011 / Engelsk
United States Army Order of Battle 1919-1941. Volume IV.The Services The Services: Quartermaster, Medical, Military Police, Signal Corps, Chemical Warfare, and Miscellaneous Organizations Clay, Steven E. Heftet / 2011 / Engelsk
United States Army Order of Battle 1919-1941. Volume III. The Services Air Service, Engineer, and Special Troops Organization Clay, Steven E. Heftet / 2011 / Engelsk
