| 1929 LEWALLEN Safety Aeroplanes Art Print Patent |
| 1920 RICHARD Controlling Aeroplanes Art Print |
| 1947 JAMES Hood Cockpits Aeroplanes Art Print |
| 1920 LOUIS Landing Carriage Aeroplanes Art Print |
| 1933 Shock Absorbing Strut Aeroplanes Art Print |
| 1925 STERNBERG Buoying Aeroplanes Art Print |
| 1920 SLOAN Propelling Means Aeroplanes Art Print |
| 1922 SPERRY Automatic Pilot Aeroplanes Art Print |
| 1930 SCHLEICHER Stabilizing Aeroplanes Art Print |
| 1921 GOTTFRIED Adjusting Aeroplanes Art Print |
| 1920 CAULKINS Landing Stage Aeroplanes Art Print |
| 1920 ANDREW Life Saving Aeroplanes Art Print |
| 1926 RICHARD Controlling Aeroplanes Art Print |
| 1928 FRANK Stabilizing Aeroplanes Art Print |
| 1938 HAMIL De Icer Aeroplanes Like Art Print |
| 1923 RUCKEL Propelling Aeroplanes Like Art Print |
| 1923 GOODIN Launching Aeroplanes Art Print |
| 1934 GOODRICH B F Deicer Aeroplanes Art Print |
| 1930 BECHARD Safety Aeroplanes Like Art Print |
| 1930 REINHARD Safety Aeroplanes Art Print Patent |
| 1938 HENRI Stabilizing Aeroplanes Art Print |
| 1920 OSTERDAY Life Saving Aeroplanes Art Print |
| 1938 CHARLES Propelling Aeroplanes Art Print |
| 1922 MARSHALL Safety Aeroplanes Art Print Patent |
| 1924 BLAIR Safety Appliance Aeroplanes Art Print |
| 1930 DUDLEY Take Off Aeroplanes Art Print Patent |
| 1927 FREDERICK Control Aeroplanes Like Art Print |
| 1925 MARIO Fuel Tank Aeroplanes Like Art Print |
| 1927 ELVIE Propelling Aeroplanes Art Print |
| 1925 HENDERSON Mail Catcher Aeroplanes Art Print |