An airborne indicator for measuring vertical velocity of airplanes at wheel contact
| Author: | Dreher, Robert C. |
|---|---|
| Year: | 1953 |
| Document Type: | N/A |
| Series: | NACA Technical Notes |
| Report Number: | NACA-TN-2906 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc56603/ |