Field cap issued to Sergeant Leonard A. Walencewicz 2nd Cavalry Regiment (Mechanized) - January - December 1943 2nd Cavalry Group (Mechanized) - 1943- 1946 USA 3rd Army World War II - WWII
FM 2-7 Cavalry Drill, Mechanized
Field Manual (FM) 2-7 Cavalry Drill Regulations, Mechanized War Department - 15 March 1944 PDF FM2_7