| 1932 MARTINIUS RIIS Propeller Patent Print Art |
| 1932 KERR ERNEST Chain Propeller Patent Print |
| 1932 DOREMUS EDWARD Propeller Patent Print Art |
| 1932 ROSSI Variable Pitch Propeller Patent Print |
| 1932 JEREMIAH CALLAHAN Propeller Patent Print |
| 1932 RIGGS Propeller Release Patent Print Art |
| 1932 THAYER EDWARD Screw Propeller Patent Print |
| 1932 CRONISTER Propeller Patent Print Art |
| 1932 RIGGS HERVEY Propeller Release Patent Print |
| 1932 JEREMIAH Propeller Patent Print Art |
| 1932 KOCH LYNN Propeller Patent Print Art |
| 1932 THAYER Screw Propeller Patent Print Art |
| 1932 CRONISTER JACKSON Propeller Patent Print |
| 1932 PAUL AUGNER Propeller Patent Print Art |
| 1932 PILET JOHN Propeller Patent Print Art |
| 1932 DOREMUS Propeller Patent Print Art |
| 1932 FRANK Boat Propeller Unit Patent Print Art |
| 1932 WALLACE Propeller Attachment Patent Print |
| 1932 MODIN BEN Propeller Guard Patent Print Art |
| 1932 MARTINIUS Propeller Patent Print Art |