| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 26 |
 |
Miners working with a drill | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909 | Image | pc_hsm |
| 27 |
 |
Ontario Mine surveyors | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909 | Image | pc_hsm |
| 28 |
 |
Park City, Utah-Miners p.2 | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890 | Image | dha_cp |
| 29 |
 |
Surveying in tunnel | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900 | Image | pc_hsm |
| 30 |
 |
Three miners at 600 station | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909 | Image | pc_hsm |
| 31 |
 |
Tintic, Utah-Mining p.3 | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890 | Image | dha_cp |
| 32 |
 |
Two miners underground with lanterns | 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887; 1888; 1889; 1890; 1891; 1892; 1893; 1894; 1895; 1896; 1897; 1898; 1899; 1900; 1901; 1902; 1903; 1904; 1905; 1906; 1907; 1908; 1909; 1910; 1911; 1912; 1913; 1914; 1915; 1916; 1917; 1918; 1919; 1920 | Image | pc_hsm |