Map of Caribou Hill, Grand Island Mining District, Boulder County, Colorado

Map of Caribou Hill, Grand Island Mining District, Boulder County, Colorado. (to accompany) Pocket Mining Atlas. Compiled From The Latest Official Surveys, And The Most Authentic Sources. Edwin Bolitho, Engineering and Mining Journal, New York, 1880. Price, $1.00 per copy. (on following page) Entered ... 1880 ... Washington, D.C., by Trask & Francis, Bankers ... 70 Broadway, New York ...

Bolitho, Edwin

1880

1880

Edwin Bolitho, Engineering and Mining Journal

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