000 00439nam a22001337a 4500
008 230524b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a553.61
_bK3
245 _aProceedings of the tenth national conference on clays and minerals
_c/ National Research Council
260 _aLondon:
_bPergamon Press,
_c1961
300 _aix, 509p.
650 _aGeology
942 _2udc
_cBK
999 _c34448
_d34448