Gentlemen,
These photo's show part of the Air Gage checking for gas leakage. Checking by machine gives Ordnance a better way to test the M1 Garand.
If you check the file date it is data in 1948.
Some data has been posted before others have not.Check my sites if you have the time. TIAThanks again
Clancy
NRA Life Endowment
NRA Training Counselor
NRA Instructor
FSS 90% / BW X Speed Div by 1000 = PF
Stone Soda Can Hammer
THA 63