000 00338pam a2200121a 44500
008 160408b1972 xxu||||| |||| 00| 0 eng d
082 _a549.058
_bM662 1970 V.3
100 _aBureau Of Mines
245 1 _aAREA REPORTS
_bINTERNATIONAL
260 _a
_bUnited States Department Of The Interior
_c1972
964 _gCIRC
997 _aA28613 C
999 _c245523
_d245523