000 00467 a2200253 4500
001 28098
020 _a0
041 _aeng
080 _a669.051 Gau
245 _aPrinciples of mineral dressing
250 _a
260 _a
260 _bMcGraw-Hill, New York, 1
260 _c1939
300 _ap.xi, 554, illus, 23.5cm.,
300 _c
490 _a
100 _aGaudin, A.M.\
700 _a
650 _a
650 _a
942 _cBK
942 _2UDC
999 _c66575
_d66575