Original U.S. WWII M1 Helmet Liner by Firestone with Original Chinstrap ger a research department with five

a research department with five members was started to develop new products and improve old ones

- Original WWII USAAF Pilots Navigation Kit filled with documents

as well as some on the top

The blade still has most of the original parkerized finish

they drew on the design of the Model 1872 Meat Can for the design of the collapsible carry handle

Original U.S. WWII M1 Helmet Liner by Firestone with Original Chinstrap ger a research department with fiveOriginal Item: Only One Available. This is a lovely choice example of a Firestone manufacture M1 helmet liner, with the original suspension liner in great shape, and with the chinstrap stretched taut over the brim. The liner is the correct high pressure WWII issue and stamped with the Firestone Manufacturing Company F logo stamped in the crown. The liner is fitted with a frontal eyelet, and features OD#3 (aka Khaki) web HBT suspension fitted by