Title | Date | Type | ||
---|---|---|---|---|
26 | Smelters | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
27 | Smelters | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
28 | Miscellaneous Mining | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
29 | Ohio Copper Company | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
30 | Miscellaneous Mining | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
31 | Miscellaneous Mining | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
32 | Moffat Road, Colorado | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
33 | Union Pacific, Miscellaneous | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
34 | Union Pacific, Miscellaneous | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
35 | Union Pacific, Miscellaneous | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
36 | Miscellaneous Mining, Kenilworth | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
37 | Union Pacific Slide in Weber Canyon | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image | |
38 | Smelters | 1925; 1921; 1922; 1923; 1924; 1926; 1927; 1928; 1929 | Image |