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The Negative Thrust and Torque of Several Full-Scale Propellers and Their Application to Various Flight Problems
| Author: | Hartman, Edwin P. |
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| Year: | 1938 |
| Document Type: | N/A |
| Series: | NACA Technical Reports |
| Report Number: | NACA-TR-641 |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc66299/ |
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