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| 245 | 0 | _aBIBLIOGRAPHY OF REFRACTORY METALS | |
| 260 |
_aENGLAND _bTECHNIVISION SERVICES MAIDENHEAD _c1968 |
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| 300 |
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| 653 | _aA BIBLIOGRAPHY OF REFRACTORY METALS | ||
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