Compressibility Effects on a Hovering Helicopter Rotor Having an NACA 0018 Root Airfoil Tapering to an NACA 0012 Tip Airfoil
| Author: | Powell, Robert D., Jr. |
|---|---|
| Year: | 1957 |
| Document Type: | N/A |
| Series: | NACA Research Memorandums |
| Report Number: | NACA-RM-L57F26 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc63782/ |