000 00270pas a2200097 454500
008 160820b1968 xxu||||| |||| 00| 0 eng d
022 _a0009-8604
245 _aCLAYS AND CLAY MINERALS
260 _aAURORA, CO
_bCLAY MINERALS SOCIETY
_c1968
906 _a
_b
_c
_dJan - Dec,2008
999 _c475606
_d475606