E Company, 2nd BN, 506th PIR helmet from the December
1944-January 1945 time period, found at Bastogne, January
A white mark on the right of the spade indicated 1st Battalion (companies A, B, C, and 1st BN HQ); a mark below the spade identified 2nd Battalion (companies D, E, F, and 2nd BN HQ); a mark on the left meant 3rd Battalion (companies G, H, I, and 3rd BN HQ); and a mark above the spade signified Regimental Headquarters of 506th PIR.
In addition to the spade recognition flash, all officers
wore a vertical white bar on the back of their
helmet and NCOs a horizontal bar.
Other parachute infantry regiments used hearts and clubs on their helmets