Instrument-flight results obtained with a combined-signal flight indicator modified for helicopter use
| Author: | Crim, Almer D |
|---|---|
| Additional Authors: | Reeder, John P |
| Year: | 1952 |
| Document Type: | N/A |
| Series: | NACA Technical Notes |
| Report Number: | NACA-TN-2761 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc56453/ |