Source: ATF P 5300.11 · Curios or Relics List · Jan 1972 – Apr 20253,573 entries · 4 sections
The C&R RegisterA finding aid to the ATF Curios or Relics List, for Type 03 collectors
C&R · II · 139

Colt John M. Browning Commemorative

Section II: curio or relic, still subject to the Gun Control Act

Official wording

ATF P 5300.11 · APRIL 2025 EDITION · SECTION II · VERBATIM · PDF P. 6 ↗

Colt, John M. Browning Commemorative, cal. .45, semiautomatic pistol, S/Ns JMB 0001 – JMB 3000, and numbers GAS 0 JMB, PE CEW JMB, and 0003JMB.

S/N range JMB 0001–JMB 3000; ATF also names GAS 0 JMB, PE CEW JMB and 0003JMB. ATF lists cal. .45; this is the .45 ACP cartridge.

What this entry requires

  • ATF REQUIRESYour firearm is this edition: “John M. Browning Commemorative”
  • ATF REQUIRESYour serial number is one ATF listsATF: “S/Ns JMB 0001 – JMB 3000, and numbers GAS 0 JMB, PE CEW JMB, and 0003JMB”
  • INFOATF states no date; production was about 1981.

Editorial facts · Our research

Country
United StatesBasis: outside reference ²
Manufacturer
Colt's FirearmsBasis: the ATF wording
Type
PistolBasis: the ATF wording
Action
Semi-autoBasis: the ATF wording
Caliber
.45 ACPBasis: the ATF wording
Made
c. 1981production; ATF states no dateBasis: outside reference ¹
Service
Commercial

Source

Official wording
ATF P 5300.11, April 2025 edition · Section II · PDF p. 6 ↗ · ATF original ↗
Entries
1 line
Verbatim check
Checked against the PDF text before every release
Editorial facts
Confidence: High · Last revised 18 October 2026 (Evidence pass) · How we rate confidence
References
  1. 1. ctfirearmsauction.com ↗, years: Colt John M. Browning Commemorative "1911-1981", year 1981
  2. 2. Wikipedia, “Colt's Manufacturing Company” ↗, country: Colt's Manufacturing Company: American maker, hq Hartford, Connecticut, U.S.; incorporated at Hartford in 1855 as Colt's Patent Firearms Manufacturing Company
Fact tags
  • ATF the ATF wording states it.
  • REF ¹ an outside reference supports it; the number points to the list of references.
  • ESTIMATE an approximate or indirect reading, for example the production range of the base model.
  • NO CITATION we haven’t attached a reference for this fact; it’s our editorial reading, not ATF’s.
Source checked
20 October 2026: ATF’s page still lists the April 2025 edition
Corrections
2 changes · see below

Correction history

  1. Data-trust reviewEditorial confidence: Low → High. Re-rated after supporting references were added or re-checked.
  2. Data-trust reviewYears: 1978–1990 → 1981. 1911–1981 commemorative made 1981

All corrections · How corrections work

Historical context

M1911 pistol (base model shown for Colt John M. Browning Commemorative)
Shown: the base M1911 and M1911A1, not the John M. Browning Commemorative.

Image: Wikimedia Commons, “M1911 and M1911A1 pistols.JPG” by Dkamm at English Wikipedia, Public domain. Retrieved October 2026.

Summary: Wikipedia, “M1911 pistol”. Text CC BY-SA 4.0.

FROM WIKIPEDIA

The Colt M1911 is a single-action, recoil-operated, semi-automatic pistol chambered primarily for the .45 ACP cartridge.