| 000 | 00406pam a2200145a 44500 | ||
|---|---|---|---|
| 082 |
_aNASA _bTN D-1873 - |
||
| 100 | _aKryter,Karl D | ||
| 245 | 1 | _aSOME EFFECTS OF SPECTRAL CONTENT AND DURATION ON PERCEIVED NOISE LEVEL | |
| 260 |
_a _bNasa, Washington, D.C. _c1963 |
||
| 300 | _aII,53 | ||
| 500 | _aBound With Nasa Tn D-1871-1880 | ||
| 700 | _aPearsons,Karl S | ||
| 964 | _gCIRC | ||
| 997 | _aTR10119 C | ||
| 999 |
_c393788 _d393788 |
||