sterling
US M1 Helmet in WWII. What do the number/letter codes stamped inside the M1 Helmet
represent?
I understand they "may" be heat treatment lots, and shippng dates?? How do you read the code?
Any sources or sites?
Thank you.....Sterling
represent?
I understand they "may" be heat treatment lots, and shippng dates?? How do you read the code?
Any sources or sites?
Thank you.....Sterling