Introductory material
Reading edition
Inscribed TO ROSSITER W. RAYMOND, PH. D., UNITED STATES Commissioner of Mining Statistics; EDITOR OF THE ENGINEERING AND MINING JOURNAL; AUTHOR OF “The Mines of the West,” etc.
Reading edition
Inscribed TO ROSSITER W. RAYMOND, PH. D., UNITED STATES Commissioner of Mining Statistics; EDITOR OF THE ENGINEERING AND MINING JOURNAL; AUTHOR OF “The Mines of the West,” etc.