| 1943 CALDWELL Counterrotating Propeller Patent |
| 1943 GEE Propeller Adjusting Marine Motors Art |
| 1943 ERLE Propeller Blade Fairing Patent Print |
| 1943 XIQUES Boat Stern Propeller Assembly Art |
| 1943 GOODRICH B F Protection Propeller Blades |
| 1943 ALFRED A DORMAN Propeller Patent Print Art |
| 1943 WINTERS NAT BANK TRUST COM Propeller Mechanism |
| 1943 THADDIUS ADAMTCHIK Propeller Patent Print |
| 1943 CURT KELLER Aircraft Propeller Patent Print |
| 1943 ERNEST Aircraft Propeller Drive Patent |
| 1943 HACKETHAL PAUL Propeller Patent Print Art |
| 1943 UNITED AIRCRAFT CORP Counterrotating Propeller |
| 1943 UNITED AIRCRAFT CORP Propeller Blade Mounting |
| 1943 SENSENICH BROTHERS Aircraft Propeller Art |
| 1943 HAMMOND Propeller Control System Patent |
| 1943 SINK BURSON Propeller Guard Patent Print |
| 1943 JUNGER HENRY Propeller Spinner Patent Print |
| 1943 MCCAULEY Aircraft Propeller Hub Patent |
| 1943 SINK Propeller Guard Art |
| 1943 MORRIS Variable Pitch Aerial Propeller Art |
| 1943 FREDERICK E STONE Airplane Propeller Patent |
| 1943 WILLIAM Airplane Propeller Patent Print Art |
| 1943 HAMMOND Variable Pitch Propeller Control |
| 1943 RAYMOND Variable Pitch Aerial Propeller Art |
| 1943 EVERTS WALTER Propeller Patent Print Art |
| 1943 JAMES RUSSELL KENNEDY Propeller Patent |
| 1943 EDWARD Variable Pitch Propeller Patent |
| 1943 HOOVER Propeller Transfer Bearing Patent |
| 1943 SENSENICH Aircraft Propeller Patent Print |
| 1943 ANDERSON Propeller Blade Mounting Patent |
| 1943 WRIGHT AERONAUTICAL CORP Propeller Fairing |
| 1943 JOHN PRUCHA Silent Propeller Patent Print |
| 1943 ADOLF Adjustable Pitch Propeller Patent |
| 1943 MESSINGER Swimming Propeller ROMANO Patent 47320 |
| 1943 ERLE Propeller Pitch Changing Mechanism Art |
| 1943 JAKE AKINS Propeller ALFRED A DORMAN Patent |
| 1943 NEWCOMB Propeller Shaft Connection Patent |
| 1943 UNITED AIRCRAFT CORP Propeller Shaft Connection |
| 1943 HELFEDA S A Aircraft Propeller Drive Patent |
| 1943 LEA Controllable Pitch Propeller Patent |
| 1943 GOODMAN WILLARD Propeller Fairing Patent |
| 1943 MORSE Protection Of Propeller Blades Patent |
| 1943 JAMES GENTRY Airplane Propeller Patent |
| 1943 EMIL Propeller Blade Pitch Control Mechanism |
| 1943 EVEREL PROPELLER CORP Propeller Patent |
| 1943 UNITED AIRCRAFT CORP Propeller Blade Fairing |
| 1943 AIR ASSOCIATES INC Propeller Spinner Patent |
| 1943 FRASER KENNETH Propeller Hub Patent Print |
| 1943 FRANK LEFFEL Propeller Patent Print Art |
| 1943 RIPPINGILLE Propeller Hub Rudder Post Construction |
| 1943 MATTHEWS Clutch And Propeller Patent Print |
| 1943 BLANCHARD Propeller Mechanism Patent Print |
| 1943 ESCHER WYSS MASCHF AG Aircraft Propeller |