G. M. Colvocoresses mining collection: Arizona Empire Copper Mines
Dates
Dataset Reference Date
2012-03-16
Start Date
1915
End Date
1937
Summary
Documents from the G. M. Colvocoresses mining collection. Description: Reports of assays by Edward W. Brooks, Oscar A. Knox, Atkin and McRaw, and Norris English; proposal from Finney and Company; maps of underground workings.
Summary
Documents from the G. M. Colvocoresses mining collection. Description: Reports of assays by Edward W. Brooks, Oscar A. Knox, Atkin and McRaw, and Norris English; proposal from Finney and Company; maps of underground workings.
