Items
Relation is exactly
Spring Valley Hydraulic Gold Co
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[D8035A], Telegram from Edward Bates Dorsey to Thomas Alva Edison, January 2nd, 1880 1880-01-02
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[D8035C], Publication, United States Mining Investment Co, Edward Bates Dorsey, January 12th, 1880 1880-01-12
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[D9211AAS], Letter from Alfred Ord Tate to Daniel Ammen, July 9th, 1892 1892-07-09