| 1940 VICTOR Boat Construction Patent Print Art |
| 1940 STEWART JOHN Ship Construction Patent Print |
| 1940 SEVERIN WARE Sled Construction Patent Print |
| 1940 BULLOCK Pedal Construction Patent Print Art |
| 1940 KRAEMER Window Construction Patent Print |
| 1940 LARSEN Vehicle Construction Patent Print |
| 1940 BARKER LLOYD Boat Construction Patent Print |
| 1940 FRIDOLPH Pantie Construction Patent Print |
| 1940 RENE Airport Construction Patent Print Art |
| 1940 SERR WILLIAM Ski Construction Patent Print |
| 1940 LEOPOLD Watchcase Construction Patent Print |
| 1940 STALKER Wing Similar Construction Art Print |
| 1940 ANDERSON Mirror Construction Patent Print |
| 1940 BERLIN Wing Fuselage Construction Art Print |
| 1940 CARL Accordion Construction Patent Print |
| 1940 BARKER Boat Construction Patent Print Art |
| 1940 GRUEN WATCH Watch Construction Art Print |
| 1940 GUST Boat Construction Patent Print Art |
| 1940 SKOVERSKI Leader Construction Patent Print |
| 1940 JOHNSON Hoist Construction Patent Print Art |
| 1940 EDUARD Acoustic Construction Patent Print |
| 1940 STEELE Boat Hull Construction Patent Print |
| 1940 STEWART Ship Construction Patent Print Art |
| 1940 DALE Aircraft Construction Patent Print Art |
| 1940 OVERBEKE Aircraft Construction Patent Print |
| 1940 DRIGGS Aircraft Construction Patent Print |