| 1930 ELECTRIC BOAT CO Mine Laying Submarine Art |
| 1931 ELECTRIC BOAT CO Dry Mine Laying Submarine |
| 1921 ELECTRIC BOAT CO Exhaust System Submarine Vessels |
| 1930 ELECTRIC BOAT CO Dry Mine Laying Submarine |
| 1920 GEN ELECTRIC Propulsion Submarine Vessels |
| 1939 GEN ELECTRIC Submarine Signaling Patent |
| 1931 ELECTRIC BOAT CO Mine Laying Submarine Art |
| 1930 ELECTRIC BOAT CO Rescue Submarine Patent |
| 1920 ELECTRIC BOAT CO Submarine Vessel Patent |
| 1927 WESTERN ELECTRIC CO Submarine Signaling Art |
| 1931 ELECTRIC BOAT CO Submarine Boat Patent |
| 1932 ELECTRIC BOAT CO Submarine Rescue Means Art |
| 1931 ELECTRIC BOAT CO Rescue Submarine Patent |
| 1922 WESTERN ELECTRIC CO Submarine Signaling Art |
| 1931 ELECTRIC BOAT CO Salvage Rescue Submarine |
| 1933 ELECTRIC BOAT CO Submarine Propulsion |
| RC Remote Radio Control Mini Electric Submarine Boat |
| WW2 ELECTRIC BOAT CO ELCO USN ad US NAVY SUBMARINE USA |
| WW2 ELECTRIC BOAT CO. ad U.S. NAVY SAILOR SUBMARINE |
| 1940S *ELECTRIC BOAT COMPANY* MAGAZINE AD SUBMARINE!!wr |