Will H Coghill

3 books

Oct 3, 2018
Cover of Approximate Quantitative Microscopy of Pulverized Ores

Approximate Quantitative Microscopy of Pulverized Ores

Apr 28, 2018
Cover of Proposed Method for Reducing Mineral Waste in the Wisconsin Zinc District, Wisconsin (Classic Reprint)

Proposed Method for Reducing Mineral Waste in the Wisconsin Zinc District, Wisconsin (Classic Reprint)

Jan 20, 2015
Cover of Proposed method for reducing mineral waste in the wisconsin zinc district Wisconsin

Proposed method for reducing mineral waste in the wisconsin zinc district Wisconsin