| 1920 DEL SOLAR Torpedo Director Patent Print Art |
| 1920 LILLIAN R MOSHER Aero Submarine Torpedo Art |
| 1920 ALLA STARR Torpedo Guard Patent Print Art |
| 1920 EDWARD GRAHAM Land Torpedo Patent Print Art |
| 1920 ALLA Torpedo Guard Patent Print Art |
| 1920 KOSTANTYN Torpedo Guard Patent Print Art |
| 1920 ERNEST Torpedo Capturing Destroying Net Art |
| 1920 CHARLES Automobile Torpedo Patent Print Art |
| 1920 HAMMOND Torpedo Trap Art |
| 1920 LAKE TORPEDO BOAT M Submarine Boat Art |
| 1920 ROY KLISE Aerial Torpedo Patent Print Art |
| 1920 GRIESHABER Torpedo Launching Art Print |
| 1920 ELECTRIC BOAT CO Torpedo Launching Art |
| 1920 SHELTON Torpedo Controlling Mechanism Art |
| 1920 CLARENCE M SHONNARD Automobile Torpedo Art |
| 1920 INTERNAT TORPEDO BOAT CORP Torpedo Boat Art |
| 1920 EUSEBI Torpedo Defense Patent Print Art |
| 1920 THOMPSON Torpedo Guard Patent Print Art |
| 1920 DUNIGAN Torpedo Guard Art |
| 1920 CUTTER Torpedo Boat Patent Print Art |
| 1920 JOHN Torpedo Discharge Submarines Art Print |