| Sec. IIC&R · GCA | C&R · II · 213 | Colt Rock Island Arsenal Centennial | Colt's Patent Fire Arms Mfg. Co. | United States | 1962 |
| Sec. IIC&R · GCA | C&R · II · 214 | Colt Santa Fe Trail commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1968 |
| Sec. IIC&R · GCA | C&R · II · 215 | Colt Second Marne commemorative pistol | Colt's Patent Fire Arms Mfg. Co. | United States | 1967–1968 |
| Sec. IIC&R · GCA | C&R · II · 216 | Colt Service Model Ace | Colt's Patent Fire Arms Mfg. Co. | United States | 1935–1945 |
| Sec. IIC&R · GCA | C&R · II · 217 | Colt Shawnee Trail commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1969 |
| Sec. IIC&R · GCA | C&R · II · 218 | Colt Sheriff's Model Single Action Army | Colt's Patent Fire Arms Mfg. Co. | United States | 1960–1985 |
| Sec. IIC&R · GCA | C&R · II · 219 | Colt Single Action Army, 1899–1946 | Colt's Patent Fire Arms Mfg. Co. | United States | 1899–1946 |
| Sec. IIC&R · GCA | C&R · II · 220 | Colt Single Action Army, Lincoln bust (S/N 85163A) | Colt's Patent Fire Arms Mfg. Co. | United States | 1956–2017 |
| Sec. IIC&R · GCA | C&R · II · 221 | Colt Single Action Army, 2nd Generation | Colt's Patent Fire Arms Mfg. Co. | United States | 1956–1976 |
| Sec. IIC&R · GCA | C&R · II · 222 | Colt Single Action, Chuck Connors presentation pair | Colt's Patent Fire Arms Mfg. Co. | United States | 1956–1992 |
| Sec. IIC&R · GCA | C&R · II · 223 | Colt St. Augustine Quadricentennial | Colt's Patent Fire Arms Mfg. Co. | United States | 1965 |
| Sec. IIC&R · GCA | C&R · II · 224 | Colt St. Louis Bicentennial | Colt's Patent Fire Arms Mfg. Co. | United States | 1964 |
| Sec. IIC&R · GCA | C&R · II · 225 | Colt Texas Ranger commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1973 |
| Sec. IIC&R · GCA | C&R · II · 226 | Colt Texas Sesquicentennial Single Action Army | Colt's Patent Fire Arms Mfg. Co. | United States | 1986 |
| Sec. IIC&R · GCA | C&R · II · 227 | Colt Single Action Army, Liège No. 1 | Colt's Patent Fire Arms Mfg. Co. | United States | 1873–2017 |
| Sec. IIC&R · GCA | C&R · II · 228 | Colt Peacemaker Buntline, “Right to Keep and Bear Arms” | Colt's Patent Fire Arms Mfg. Co. | United States | 1977 |
| Sec. IIC&R · GCA | C&R · II · 229 | Colt Theodore Roosevelt Single Action Army | Colt's Patent Fire Arms Mfg. Co. | United States | 1984–1985 |
| Sec. IIC&R · GCA | C&R · II · 230 | Colt U.S. Bicentennial Python | Colt's Patent Fire Arms Mfg. Co. | United States | 1976 |
| Sec. IIC&R · GCA | C&R · II · 231 | Colt U.S. Bicentennial Single Action Army | Colt's Patent Fire Arms Mfg. Co. | United States | 1976 |
| Sec. IIC&R · GCA | C&R · II · 232 | Colt West Virginia Centennial | Colt's Patent Fire Arms Mfg. Co. | United States | 1963 |
| Sec. IIC&R · GCA | C&R · II · 233 | Colt Wichita commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1965 |
| Sec. IIC&R · GCA | C&R · II · 234 | Colt Wild Bill Hickok commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1969 |
| Sec. IIC&R · GCA | C&R · II · 235 | Colt Woodsman, all models | Colt's Patent Fire Arms Mfg. Co. | United States | Before 1978 |
| Sec. IIC&R · GCA | C&R · II · 236 | Colt Woodsman, first series | Colt's Patent Fire Arms Mfg. Co. | United States | 1915–1943 |
| Sec. IIC&R · GCA | C&R · II · 237 | Colt Woodsman Match Target, First Model | Colt's Patent Fire Arms Mfg. Co. | United States | 1944 or earlier |
| Sec. IIC&R · GCA | C&R · II · 238 | Colt Wyatt Earp Buntline Special | Colt's Patent Fire Arms Mfg. Co. | United States | 1964–1970 |
| Sec. IIC&R · GCA | C&R · II · 239 | Colt Wyatt Earp commemorative | Colt's Patent Fire Arms Mfg. Co. | United States | 1964–1970 |
| Sec. IIC&R · GCA | C&R · II · 240 | Colt Wyoming Diamond Jubilee | Colt's Patent Fire Arms Mfg. Co. | United States | 1964–1965 |
| Sec. IIC&R · GCA | C&R · II · 241 | Colt XIT Ranch Special Edition Single Action Army | Colt's Patent Fire Arms Mfg. Co. | United States | 1979 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 015 | Colt Lightning rifle, factory cutaway | Colt's Patent Fire Arms Mfg. Co. | United States | 1884–1904 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 016 | Colt Model 1905, with holster stock | Colt's Patent Fire Arms Mfg. Co. | United States | 1905–1911 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 017 | Colt Super .38 with Monarch “Multi-Shot” stock | Colt's Patent Fire Arms Mfg. Co. | United States | 1929–1935 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 018 | Colt New Service smoothbore, S/N 55125 | Colt's Patent Fire Arms Mfg. Co. | United States | 1898–1941 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 019 | Colt New Service smoothbore, .44 WCF | Colt's Patent Fire Arms Mfg. Co. | United States | 1898–1941 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 020 | Colt New Service smoothbore, S/N 325333 | Colt's Patent Fire Arms Mfg. Co. | United States | 1898–1941 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 021 | Colt New Service smoothbore, S/N 326596 | Colt's Patent Fire Arms Mfg. Co. | United States | 1898–1941 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 022 | Colt New Service smoothbore, S/N 326618 | Colt's Patent Fire Arms Mfg. Co. | United States | 1898–1941 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 023 | Colt Woodsman, experimental 10" barrel and stock | Colt's Patent Fire Arms Mfg. Co. | United States | 1915–1943 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 025 | Colt Officers Model, experimental skeleton stock | Colt's Patent Fire Arms Mfg. Co. | United States | 1904–1949 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 026 | Colt .22 pistol with Monarch “Rifle-ette” stock, two serials | Colt's Patent Fire Arms Mfg. Co. | United States | 1920–1929 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 027 | Colt .22 pistol with Monarch “Rifle-ette” stock | Colt's Patent Fire Arms Mfg. Co. | United States | 1915–1943 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 028 | Colt SAA smoothbore, John W. Garrett presentation | Colt's Patent Fire Arms Mfg. Co. | United States | 1910–1913 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 029 | Colt SAA smoothbore, S/N 354096 | Colt's Patent Fire Arms Mfg. Co. | United States | 1920–1930 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 030 | Colt SAA smoothbore | Colt's Patent Fire Arms Mfg. Co. | United States | 1913–1918 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 031 | Colt SAA Winchester-Colt Commemorative, smoothbore | Colt's Patent Fire Arms Mfg. Co. | United States | 1984 |
| Sec. IVNFA · Registered only | C&R · IV · 004 | ArmaLite AR-15 Model 601 (Colt) | Colt's Patent Fire Arms Mfg. Co. | United States | 1959–1964 |
| Sec. IVNFA · Registered only | C&R · IV · 035 | Colt Model 1895 machine gun | Colt's Patent Fire Arms Mfg. Co. | United States | 1895–1916 |
| Sec. IVNFA · Registered only | C&R · IV · 036 | Colt Model 1914 machine gun | Colt's Patent Fire Arms Mfg. Co. | United States | 1914–1916 |
| Sec. IVNFA · Registered only | C&R · IV · 037 | Colt Model 1919 automatic rifle | Colt's Patent Fire Arms Mfg. Co. | United States | 1919–1930 |
| Sec. IVNFA · Registered only | C&R · IV · 038 | Colt Model 1921, 1921A1, 52 & 52A water-cooled .50 | Colt's Patent Fire Arms Mfg. Co. | United States | 1921–1945 |
| Sec. IVNFA · Registered only | C&R · IV · 039 | Colt MG38 & MG38B water-cooled machine gun | Colt's Patent Fire Arms Mfg. Co. | United States | 1929–1945 |
| Sec. IVNFA · Registered only | C&R · IV · 040 | Colt Monitor machine rifle | Colt's Patent Fire Arms Mfg. Co. | United States | 1931–1933 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 024 | Colt Woodsman with N&S holster stock | Colt's Patent Fire Arms Mfg. Co.; stock by N&S Corp., Ventura, CA | United States | 1915–1943 |
| Sec. IVNFA · Registered only | C&R · IV · 221 | Thompson 1928 Navy, 1921 overstamp | Colt’s Patent Firearms Mfg. Co. | United States | 1921–1928 |
| Sec. IVNFA · Registered only | C&R · IV · 248 | Colt Vickers M1915 & M1918 | Colt’s Patent Firearms Mfg. Co. | United States | 1917–1918 |
| Sec. IIC&R · GCA | C&R · II · 544 | Schmidt-Rubin M1911 harpoon gun conversion | Converter not stated (M1911 rifle by W+F Bern) | Switzerland | 1913–1960 |
| Sec. IIC&R · GCA | C&R · II · 242 | Coston line-throwing gun | Coston Supply Co. | United States | 1880–1945 |
| Sec. IIIEx-NFA · C&R · GCA | C&R · III · 032 | Coston line-throwing gun, with kit | Coston Supply Co. | United States | 1880–1940 |
| Sec. IVNFA · Registered only | C&R · IV · 041 | Crescent Certified Shotgun, .410 | Crescent Fire Arms Co., Norwich, CT | United States | 1930–1934 |
| Sec. IIC&R · GCA | C&R · II · 248 | Czechoslovak vz. 54 sniper rifle | Czechoslovak state arsenal | Czech Republic (Czechoslovakia) | 1954–1957 |