| 1931 PUOINA Guitar Construction Patent Print Art |
| 1931 JACKSON Brake Construction Patent Print Art |
| 1931 JUAN Construction Of Guitars Patent Print |
| 1931 ISAACSON FRED Car Construction Patent Print |
| 1931 HUMMER Container Construction Patent Print |
| 1931 HALL HORACE Boat Construction Patent Print |
| 1931 SUCKFIELD Car Construction Patent Print Art |
| 1931 CAMPBELL Body Construction Patent Print Art |
| 1931 MCMAHON Bumper Construction Patent Print |
| 1931 GRAYSON Boat Construction Patent Print Art |
| 1931 ROGERS Boat Joint Construction Patent Print |
| 1931 ARTHUR Boat Construction Patent Print Art |
| 1931 NEIKIRK JOHN Car Construction Patent Print |
| 1931 MCBRIDE Shell Construction Patent Print Art |
| 1931 GILPIN GARTH Car Construction Patent Print |
| 1931 HARRY Hull Construction Patent Print Art |
| 1931 FLETCHER Ship Construction Patent Print Art |
| 1931 LITTLE EARL Cage Construction Patent Print |
| 1931 GILBERT Construction Toy Patent Print Art |
| 1931 ROBERT CURR Ship Construction Patent Print |
| 1931 SMITH Ship Hull Construction Patent Print |
| 1931 ROBERT Ship Construction Patent Print Art |
| 1931 ANDREA Clarinet Construction Patent Print |