Remington Rand 1911a1 Markings -

The serial number is stamped on the right side of the frame above the trigger guard.

Format: No. 1,234,567 (early) or 1,234,567 (later) remington rand 1911a1 markings

Examples:

Note: Early pistols used the "No." prefix and commas; late 1944/1945 dropped the prefix and commas in many cases. The serial number is stamped on the right

Many small parts (safety locks, slide stops, magazine catches) were made by outside firms. Look for a small letter inside a circle: Note: Early pistols used the "No

| Production Period | Serial Range | Distinctive Markings | |------------------|--------------|----------------------| | Early 1942 | No. 1 – 700,000 (approx) | Smaller font, periods after "INC" and "N.Y." | | Late 1942 – 1943 | 700,000 – 1,600,000 | Larger font, no periods after "INC" or "N.Y." | | 1944 | 1,600,000 – 2,200,000 | Smooth slide sides (no "No." prefix on serial?) — see slide section | | 1945 | 2,200,000 – 2,618,405 | Late war finish changes, sometimes parkerizing over tool marks |