Original WWI U.S. Marine Corps 1st Battalion 6th Marines M1917 Doughboy Helmet 20th Century and there is also a

and there is also a cut through hidden by the barrel band

The barrel is also marked with serial number 2937k

and the lands are definitely somewhat worn

517th parachute regimental combat team

Original WWI U.S. Marine Corps 1st Battalion 6th Marines M1917 Doughboy Helmet 20th Century and there is also aOriginal Item: Only One Available. This is an extremely rare example of an original U. S. Marine Corps M1917 "Doughboy" helmet, which is marked on the front with a 1st Battalion, 6th Marines, 2nd Infantry Division insignia. All U. S. M. C. WWI helmets are rare, but particularly those bearing specific unit insignia. This very nice example is complete with a liner and partial chinstrap, and still has most of the original period textured paint on the