| 000 | 00437pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_aNASA _bCR-1333 |
||
| 100 | _aSadler,S Gene | ||
| 245 | 1 | _aA THEORY FOR PREDICTING THE ROTATIONAL AND VORTEX NOISE OF LIFTING ROTORS IN HOVER AND FORWARD FLIGHT | |
| 260 |
_a _bNasa, Washington, D.C. _c1969 |
||
| 300 | _a73 | ||
| 500 | _aBound With Nasa Cr-1331-1332,1334-1339 | ||
| 700 | _aLoewy,Robert G | ||
| 964 | _gCIRC | ||
| 997 | _aTR13500 C | ||
| 999 |
_c398438 _d398438 |
||