Comparison of tightness of 78 degrees machine-countersunk rivets driven in holes prepared with 78 degrees and 82 degrees countersinking tools
| Author: | Gottlieb, Robert |
|---|---|
| Year: | 1942 |
| Document Type: | N/A |
| Series: | NACA Wartime Reports |
| Report Number: | NACA-WR-L-252, NACA-RB |
| Link: | https://digital.library.unt.edu/ark:/67531/metadc62575/ |