00942nam a2200289Ia 4500010824618MiAaHDL20110928000000.0m d cr bn ---auaua100812s1907 coua 000 0 eng dsdr-ucsd.b68793686(OCoLC)655319160CUSCUSUtOrBLWTN263.O75 1907Ritter, Etienne A.(Etienne Alphonse)The origin of ore deposits /by Etienne A. Ritter[Sixth edition.][Denver, Col. :Ores and Metals,c1907]84 p. :ill. ;16 cmMode of access: Internet.Ore depositsLingenfelter, Richard E.,former ownerRichard and Naomi Lingenfelter Western Mining Collection01082461820100902120229.020110928000000.020120815103945.02024-10-22T18:16:45Z2024-10-22T17:30:02ZSDR-UCSDIII - MILLENIUMloader.pl-001-001BKsdr-ucsd.b68793686uc1SDRUCSDuc1.31822038208500UC.b68793686UCUCSD20241022googleuc1.318220382085001907pdbibUS bib date1 < 1931