1. U.S. Carbine Cal ___ 30 M ___,just fill in the spaces exactly as it appears on your receiver. Handstamped receivers are uncommon, but can be determined by looking closely at the fonts, spacing, and whether they line up. Notice that some receivers have a period both after the "...
Ultimately, it is up to you to educate yourself and know what to look for. If someone says to you that the one you are looking at has all matching numbers, he or she knows nothing about carbines. The only numbers on a GI Carbine are the serial number on the rear of the receiver w...