| 1948 GLENN L MARTIN CO Gun Turret Patent Print |
| 1946 GLENN L MARTIN CO Gun Turret Patent Print |
| 1944 RUDOLPH FINK Gun Turret Patent Print Art |
| 1951 DUPLESSIS RENE Gun Turret Patent Print Art |
| 1943 MCCALLISTER Flush Gun Turret Patent Print |
| 1940 MICHAEL WATTER Gun Turret Patent Print Art |
| 1948 ELECTRIC BOAT CO Gun Turret Patent Print |
| 1944 LOCKHEED AIRCRAFT CORP Gun Turret Patent |
| 1951 GEORGE Aircraft Gun Turret Patent Print Art |
| 1919 METROPOULOS War Vehicle Gun Turret Patent 22444 |
| 1917 ALLEN Automobile Gun Turret ARMORED Patent 22578 |
| 1945 BENDIX AVIAT CORP Gun Turret Patent Print |
| 1944 PFLAGER Antiaircraft Gun Turret Patent |
| 1947 DICKERMAN Gun Turret Swivel Patent Print |
| 1949 STACEY Gun Turret Shield Art Print Patent |
| 1941 GEORGE Gun Turret For Aircraft Patent Print |
| 1945 ROSE BROTHERS LTD Gun Turret Patent Print |
| 1943 GLENN L MARTIN CO Flush Gun Turret Patent |
| 1954 GERMAN ROSE Gun Turret Patent Print Art |
| 1945 BODLEY SCOTT Gun Turret Patent Print Art |
| 1948 KNOWLTON CUTLER Gun Turret Patent Print Art |
| 1922 HENRI Gun Turret For Submarines Patent |
| 1948 MUSCHAMP Gun Turret For Aircraft Patent |
| 1946 PHILLIPS MICHAEL Gun Turret Patent Print |
| 1944 ALFRED CORTE Gun Turret Patent Print Art |
| 1948 IRWIN CHASE Gun Turret Patent Print Art |
| 1946 ALFRED CORTE Gun Turret Seat Patent Print |
| 1952 BOEING CO Aircraft Gun Turret Patent Print |
| 1954 ROSE BROTHERS LTD Gun Turret Patent Print |
| 1963 SEGERBERG AKE Gun Turret Patent Print Art |
| 1952 DAVIES Aircraft Gun Turret Patent Print Art |
| 1950 BENDIX AVIAT CORP Gun Turret Patent Print |
| 1963 BOFORS AB Gun Turret Patent Print Art |
| 1940 GLENN L MARTIN CO Gun Turret Patent Print |
| 1946 BENDIX AVIAT CORP Gun Turret Patent Print |
| 1945 POHL Gun Turret For Mobile Tanks Patent |
| 1944 FOGLE CLAYTON Gun Turret Patent Print Art |
| 1945 PONTIUS GEORGE Gun Turret Patent Print Art |
| 1946 PONTIUS GEORGE Gun Turret Patent Print Art |
| 1957 BLACK WALTER Aircraft Gun Turret Patent |
| 1945 BERTRAND LORD Gun Turret Patent Print Art |