| 000 | 00457pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_aNASA _bTN D-7261 |
||
| 100 | _aTownsend,Dennis P,Chevalier,James L | ||
| 245 | 1 | _aPITTING FATIGUE CHARACTERISTICS OF AISI M-50 AND SUPER NITRALLOY SPUR GEARS | |
| 260 |
_a _bNasa, Washington, D.C. _c1973 |
||
| 300 | _a21 | ||
| 500 | _aBound With Nasa Tn D-7250-7260,7262-7269 Lack No.7251,7258 | ||
| 700 | _aZaretsky,Erwin V | ||
| 964 | _gCIRC | ||
| 997 | _aTR12700 C | ||
| 999 |
_c396594 _d396594 |
||