Party affiliation: Republican
Special agent 10th Census, on building stone investigation, 1881-1882. Engineer for Mining Stock Trust Company, Arizona, 1883-1884, and superintendent its successor, the Garden Springs Mining Corporation, 1885-1888. Assistant professor mining engineering, Ohio State University, 1888-1894.
Professor civil and mining engineering, Michigan College of Mines, 1894-1926. Mining research, Michigan College of Mining and Technology, since 1926. Consulting engineer and mining expert, since 1888, in mining states of the West, also Mexico, Ontario and B.C.
Born June 5, 1856