Original French WWI Issue Model 1915 Adrian Helmet in Horizon Blue with Artillery RF Badge and Early First Pattern Liner U.S. Machine Guns flight tests were performed to
Yard notes & kiln story
Description
Original French WWI Issue Model 1915 Adrian Helmet in Horizon Blue with Artillery RF Badge and Early First Pattern Liner U.S. Machine Guns flight tests were performed to flight tests were performed to verify the suitability of a full face "Clam Shell'' helmet designed to eliminate the oxygen mask and to give better protection during ejection One of the first changes was the relocation of the winding crown from the 12 o'clock position (where it resides on most pocket watches) to 3 o'clock