| 1920 GRUMME Apparatus For Raising Ships Patent |
| 1920 WILLIAM Construction Of Ships Patent Print |
| 1920 RODOLPHE Protection Ships In Groups Convoys |
| 1920 CECIL Traveler Ships' Cleaning Implements |
| 1920 Fender For Ships Patent Print Art |
| 1920 ALFRED Method Building Concrete Ships Art |
| 1920 GREGOR Locating Sunken Ships Art Print |
| 1920 DATHAN Torpedo Net For Ships Patent Print |
| 1920 LEMUEL Unloading Cargo From Ships Art |
| 1920 DE Crow'S Nest Ships Art |
| 1920 TERHAAR Safety Appliance For Ships Patent |
| 1920 WILLIAM C CONE Method Building Concrete Ships |
| 1920 EUGENE Method Molding Concrete Ships Art |
| 1920 THOMPSON Construction Of Ships Patent Print |
| 1920 BUELL Safety Compartment For Ships Patent |
| 1920 VALDERRAMA Protecting Ships Art Print |
| 1920 YARROW Cooling Air In Submarine Submersible Ships |
| 1920 AMERICAN BALSA INC Mechanism Turning Ships' Davits |
| 1920 LEOPOLD SEGAL Raising Ships Art Print |
| 1920 Fender For Ships Patent |
| 1920 AXEL Mechanism Turning Ships' Davits Art |
| 1920 REES Propulsion And Steering Of Ships |
| 1920 SPERRY GYROSCOPE LTD Gyroscopic Ships Art |
| 1920 THOMPSON Gyroscopic Ships Art Print Patent |
| 1920 PETER Device For Raising Sunken Ships |
| 1920 PIO Means Defense Ships Against Attacks Submarines |
| 1920 DE SAVE Crow'S Nest For Ships Patent Print |
| 1920 PEARCE Means For Protecting Ships Patent |
| 1920 SMITH Protecting Device For Ships Patent |
| 1920 DE Means Propelling Steering Ships Art |
| 1920 CLARK Boat Supporting Launching Ships Art |
| 1920 SPERRY Controlling Mechanism Ships' Gyroscopes |
| 1920 VITULLI Construction Of Ships Patent Print |
| 1920 VIVIAN Towing Use With Ships Art Print |
| RARE 1920 NAVY ships WWI submarine NAVAL marine VESSEL |
| VINTAGE MAKE-UP COMPACT. 1920'S SCENE OF SHIPS AT SEA |