Letter from John Dawson Hawkins, United States Reduction and Refining Co to Henry B Clifford, October 18th, 1911

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Author(s)

Hawkins, John Dawson
United States Reduction and Refining Co
Recipient(s)
Clifford, Henry B
Others Mentioned
Edison Portland Cement Co
Edison, Thomas Alva

Subject(s)

Research and development
Ore concentrate
Ore milling and separation

Dated

1911-10-18 (1911)

Associated Images

Identifier

E1162AT (legacy)

Rights

Thomas Edison National Historical Park

Publisher

Thomas A. Edison Papers, School of Arts and Sciences, Rutgers University
 

Citation

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