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- Exploration of the Gray and Bautsch lead and zinc deposits, Jo Daviess County, Ill.
- Investigation of the iron-bearing formation of the western Gogebic range, Iron County, Wis.,
- Winskell-Andrews-Lyne zinc deposits, Lafayette County, Wis.
- Edison Spodumene Mine, Pennington County, S. Dak.
- Investigation of the iron-bearing formation of Iron County, Mich., utilizing geophysical and other methods