| 1920 HOOPER Aeroplane Construction Patent Print |
| 1929 DARE Aeroplane Construction Patent Print |
| 1937 CROWE Aeroplane Construction Patent Print |
| 1922 GARY Aeroplane Construction Patent Print |
| 1930 MICHAEL Aeroplane Construction Patent Print |
| 1925 EMILE Aeroplane Construction Patent Print |
| 1926 THORALF Aeroplane Construction Patent Print |
| 1935 MICHIAL Aeroplane Construction Patent Print |
| 1924 CROWELL Aeroplane Wing Construction Patent |
| 1921 WILLARD Aeroplane Construction Patent Print |
| 1930 FRANKLIN Aeroplane Construction Patent |
| 1929 RUHL Aeroplane Construction Patent Print |
| 1935 WENDT Aeroplane Construction Patent Print |
| 1920 PLYM Aeroplane Wing Construction Patent |
| 1922 THERON Aeroplane Construction Patent Print |
| 1930 CROSS Aeroplane Wing Construction Patent |
| 1929 KLUSE Aeroplane Construction Patent Print |
| 1937 SUTTON Aeroplane Wing Construction Patent |
| 1920 HENRY Aeroplane Construction Patent Print |
| 1920 PLYM Aeroplane Rudder Construction Patent |
| 1938 NICKERSON Aeroplane Construction Patent |
| 1920 CARNEAL Aeroplane Construction Patent Print |