000 00735cam a22002411 4500
001 gs 13000377
003 DLC
005 20260227111314.0
008 790828s1913 dcu f001 0 eng
010 _ags 13000377
035 _a(OCoLC)5318401
040 _aDLC
_cICharE
_dDLC
042 _apremarc
050 0 0 _aQE75
_b.B9 no. 529
100 1 _aEmmons, William H.
_q(William Harvey),
_d1876-
245 1 4 _aThe enrichment of sulphide ores /
_cby William Harvey Emmons.
260 _aWashington,
_bGovt. Print. Off.,
_c1913.
300 _a260 p. ;
_c24 cm.
490 1 _aU.S. Geological survey. Bulletin 529
500 _aIncludes index.
650 0 _aSulfides.
810 1 _aUnited States.
_bGeological Survey.
_tBulletin ;
_v529.
999 _c25255
_d25255