The Hanriot H 431 military airplane (French) : a general purpose biplane
| Year: | 1931 |
|---|---|
| Document Type: | N/A |
| Series: | NACA Aircraft Circulars |
| Report Number: | NACA-AC-133 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc279616/ |
| Year: | 1931 |
|---|---|
| Document Type: | N/A |
| Series: | NACA Aircraft Circulars |
| Report Number: | NACA-AC-133 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc279616/ |