| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 751 |
 | Colorado developments, portion of Trout Lake Reservoir | 1912-10 | Image | uum_map |
| 752 |
 | Colorado developments, portion of Trout Lake Reservoir | 1912-10 | Image | uum_map |
| 753 |
 | Colorado developments, Trout Lake Dam | 1912-10 | Image | uum_map |
| 754 |
 | Colorado mountain highway scenes [01] | 1985; 1986 | Image/StillImage | uum_map_rr |
| 755 |
 | Colorado mountain highway scenes [02] | 1985; 1986 | Image/StillImage | uum_map_rr |
| 756 |
 | Colorado mountain highway scenes [03] | 1985 | Image/StillImage | uum_map_rr |
| 757 |
 | Colorado mountain highway scenes [04] | 1985 | Image/StillImage | uum_map_rr |
| 758 |
 | Colorado mountain highway scenes [05] | 1985 | Image/StillImage | uum_map_rr |
| 759 |
 | Colorado mountain highway scenes [06] | 1985 | Image/StillImage | uum_map_rr |
| 760 |
 | Colorado mountain highway scenes [07] | 1985 | Image/StillImage | uum_map_rr |
| 761 |
 | Colorado mountain highway scenes [08] | 1985 | Image/StillImage | uum_map_rr |
| 762 |
 | Colorado mountain highway scenes [09] | 1985 | Image/StillImage | uum_map_rr |
| 763 |
 | Colorado mountain highway scenes [10] | 1985 | Image/StillImage | uum_map_rr |
| 764 |
 | Colorado River (Upper Basin) P.1 | Image | dha_cp | |
| 765 |
 | Colorado River at left, Grand Lake outlet at right | 1933 | Image | uum_map_rr |
| 766 |
 | Colorado Scenes, Cog Train on Pike's Peak | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 767 |
 | Colorado Scenes, Denver and Rio Grande Train #6 | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 768 |
 | Colorado Scenes, Mineral Springs, Canon City | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 769 |
 | Colorado Scenes, Royal Gorge Looking West | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 770 |
 | Colorado Scenes, Royal Gorge, Hanging Bridge | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 771 |
 | Colorado Scenes, Summit of Pike's Peak | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 772 |
 | Colorado Scenes, Summit of Pike's Peak | 1910; 1906; 1907; 1908; 1909; 1911; 1912; 1913; 1914 | Image | dha_scp |
| 773 |
 | Colorado State Capitol building, Denver, Colorado, 1941. | 1941 | Image | uum_map |
| 774 |
 | Colorado transmission, Trimble Springs 45,000 volt transformer rack | 1915-11-02 | Image | uum_map |
| 775 |
 | Colorado, Summer 1963 [01] | 1963 | uum_map_usa |