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_aQ 141 _bW67 2003 |
| 245 | 0 | 0 | _aWorld book's biographical encyclopedia of scientists : volume 7 |
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_aChicago: _bWorld Book, _c2003 |
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| 300 | _a181 p | ||
| 650 | 0 |
_aSCIENTISTS _xBIOGRAPHY _xENCYCLOPEDIAS, JUVENILE _957110 |
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