| 1947 WOODS Multiple Gun Training Mechanism Art |
| 1949 HAAS Gun Loading Mechanism Patent Print Art |
| 1962 DANIEL Gun Sight Mechanism Patent Print Art |
| 1957 REPUBLIC AVIAT CORP Gun Feed Mechanism Art |
| 1943 JOYCE Gun Firing Mechanism Patent Print Art |
| 1953 US SEC WAR Gun Shell Feeding Mechanism Art |
| 1962 DAISY Gun Sight Mechanism Art Print Patent |
| 1954 FINN Gun Cooling Mechanism Patent Print Art |
| 1960 STEEN Detachable Cover Gun Mechanism Art |
| 1966 SIMMONS Electric Gun Firing Mechanism Art |
| 1952 ROCKWELL Gun Recoil Absorbing Mechanism Art |
| 1950 ROY Toy Gun Cocking Mechanism Art Print |
| 1961 WEIBEL Gun Training Trigger Mechanism Art |
| 1946 ALFRED Gun Charger Recoil Mechanism Art |
| 1952 US NAVY Gun Recoil Absorbing Mechanism Art |
| 1944 MACHINERY SALES Machine Gun Mechanism Art |
| 1920 ITHACA GUN CO Bolting Mechanism Guns Art |
| 1963 RHEINMETALL GMBH Gun Loading Mechanism Art |
| 1920 PAYNE OSCAR Gun Mechanism Patent Print Art |
| 1924 JOYCE Gun Recoil Mechanism Patent Print Art |
| 1950 HANS Gun Control Mechanism Patent Print Art |
| 1944 LESNICK Gun Operation Signal Mechanism Art |
| 1963 HANS Gun Loading Mechanism Patent Print Art |
| 1945 OLE HORSRUD Gun Mechanism Patent Print Art |
| 1942 JOHN Gun Control Mechanism Patent Print Art |