| 000 | 00445nam a22001337a 4500 | ||
|---|---|---|---|
| 008 | 230517b |||||||| |||| 00| 0 eng d | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_aR 061.6(753) _bJ0 |
||
| 245 |
_aDescriptive pamphlet _c/ Carnegie Institutions of Washington |
||
| 260 |
_aWashington: _bCarnegie Institutions of Washington, _c1950 |
||
| 300 | _a109p. | ||
| 650 | _aSocial science | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c31285 _d31285 |
||