Title | Date | Type | ||
---|---|---|---|---|
1 |
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Mining - Ore Chart #9 | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image |
2 |
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Utah Copper Company (Plate 2 of 12) | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image |
3 |
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Utah Copper Company (Plate 4 of 12) | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image |