000 00462nam a22001817a 4500
001 13085
008 190110s1917 xxu||||| |||| 00| 0 eng d
041 _aeng
080 _aA/622.752/R53
100 _924180
_aRickard, T.A.
245 _aFlotation
260 _aSan Francisco, CA
_bMining and Scientific Press
_c1917
300 _a416 p.
_bilus.
650 _91335
_aFLOTACION
700 _924181
_aRalston, O.C.
910 _aRNUĂ‘EZ
_b38868
942 _2z
_cLIBR
999 _c13085
_d13085