Colorado Coal and Iron Company
Found in 1 Collection or Record:
Overview David Ellingwood came to CF&I in 1950 after graduating from the University of New Hampshire. He was a geologist in the mining department. First his job was to expand the limestone reserve, later he examined iron in Arizona and in the 1960s he examined copper. In the 1970s he became the Chief Geologist, and his reports were very well indexed.
Dates: 1984 June 28; Digitization: 2006