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economic mineralogy a practical guide to the study of useful minerals

the metallurgy of gold

An Unabridged, Digitally Enhanced Printing Of The Revised And Enlarged Third Edition: The Properties Of Gold And Its Alloys - Chemistry And The Compounds Of Gold - Mode Of Occurrence And Distribution Of Gold - Placer Mining-Shallow Deposits - Deep Placer Deposits - Quartz Crushing In The Stamp Battery - Amalgamation In The Stamp Battery - Other Forms Of Crushing And Amalgamating Machinery - Concentration Of Stamp Mills - Stamp Battery Practice In Particular Localities - Chlorination: The Preparation Of Ore For Treatment - Chlorination: The Vat Process - Chlorination: The Barrel Process - Chlorination: Practice In Particular Mills - The Cyanide Process - Chemistry Of The Cyanide Process - Pyretic Smelting - The Refining And Parting Of Gold Bullion - The Assay Of Gold Ores - The Assay Of Gold Bullion - Economic Considerations - Bibliography - Comprehensive Index

the vines of northeastern america

Originally published in 1897. This volume from the Cornell University Library's print collections was scanned on an APT BookScan and converted to JPG 2000 format by Kirtas Technologies. All titles scanned cover to cover and pages may include marks notations and other marginalia present in the original volume.

birds volume 2

report volume rept11 yr1914

the elements of animal physiology

factors affecting the heat coagulation of homogenized coffee cream

office management a handbook for architects and civil engineers

the theory of dynamic economics

a system of practical medicine volume 3

2 page of 100 pages