Unique to Remington Rand, the serial number is preceded by "NO." (capital "O") instead of the "No." found on Colts.
A small circular stamp featuring "crossed cannons" is located on the right side of the frame, near the rear. This was the final acceptance mark from the military. remington rand 1911a1 markings
These are the rarest. The marking is approximately 1-inch long and consists of two lines: REMINGTON RAND INC. over SYRACUSE, N.Y. U.S.A. Unique to Remington Rand, the serial number is