000 00820cam a22002411 4500
001 gs 19000035
003 DLC
005 20260227111323.0
008 760209s1918 dcuabf f000 0 eng
010 _ags 19000035
035 _a(OCoLC)1979188
040 _aDLC
_cIDeKN
_dOCoLC
_dDLC
042 _apremarc
050 0 0 _aQE75
_b.B9 no. 681
051 _aTN483.C6
_bL8
_cCopy 2.
100 1 _aLoughlin, G. F.
_q(Gerald Francis),
_d1880-1946.
245 1 4 _aThe oxidized zinc ores of Leadville, Colorado,
_cby G. F. Loughlin.
260 _aWashington,
_bGovt. print. off.,
_c1918.
300 _a91 p.
_bVIII pl. (part fold.; incl. map, diagrs.) diagrs.
_c24 cm.
490 0 _aU.S. Geological survey. Bulletin
_v681
500 _aAt head of title: Department of the interior.
650 0 _aZinc mines and mining
_zColorado.
999 _c25900
_d25900