| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 501 |
 | Dolores Mountains, McElmo Canyon | 1925 | Image | uum_map_rr |
| 502 |
 | Domestic scene among the Navajoe [Sic] Indians | 1873 | Image/StillImage | uaida_main |
| 503 |
 | Don Hatch, Jones Hole Camp, Yampa River | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970; 1971; 1972; 1973; 1974; 1975; 1976; 1977; 1978; 1979; 1980 | Image | uum_map_rr |
| 504 |
 | Double tower and mesa buildings in Ruin Canon, Utah | 1900 | Image/StillImage | uaida_main |
| 505 |
 | Downstream view from the lower end of Gore Canyon. Blacktail Canyon on skyline at left | 1933 | Image | uum_map_rr |
| 506 |
 | Dunes near Alamosa, Colorado | 1925; 1926; 1927; 1928; 1929; 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949 | Image | uum_map_rr |
| 507 |
 | Dunns Peak, Ladore Canyon. (41) | 1922-08-03 | uum_map_rr | |
| 508 |
 | Dushaquinot [CHS.J1024] | 1870; 1871; 1872; 1873; 1874; 1875; 1876; 1877; 1878; 1879; 1880 | Image/StillImage | uaida_main |
| 509 |
 | Dushaquinot [CHS.J1025] | 1870; 1871; 1872; 1873; 1874; 1875; 1876; 1877; 1878; 1879; 1880 | Image/StillImage | uaida_main |
| 510 |
 | Earliest portrait of Chief Ouray | 1850; 1851; 1852; 1853; 1854; 1855; 1856; 1857; 1858; 1859; 1860; 1861; 1862; 1863; 1864; 1865; 1866; 1867; 1868; 1869; 1870 | Image/StillImage | uaida_main |
| 511 |
 | Early Oil Shale extraction plant, circa 1900 | 1898; 1899; 1900; 1901; 1902; 1903 | Image/StillImage | uum_map |
| 512 |
 | Early western travels, 1748-1846 | 1906 | Image/StillImage | uaida_main |
| 513 |
 | Echo Park | 1954 | Image/StillImage | ucl_rhc |
| 514 |
 | Echo Park | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970 | Image | uum_map_rr |
| 515 |
 | Echo Park | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959; 1960; 1961; 1962; 1963; 1964; 1965; 1966; 1967; 1968; 1969; 1970 | Image | uum_map_rr |
| 516 |
 | Echo Park from field. 6-17-55 | 1955-06-17 | Image | uum_map_rr |
| 517 |
 | Elks Springs, Colorado | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | Image/StillImage | ucl_rhc |
| 518 |
 | Emergency repairs below Glenwood Springs | 1933 | Image | uum_map_rr |
| 519 |
 | Emery County-General Scenery P.9 | 1921-09-06 | Image | dha_cp |
| 520 |
 | Empty restaurant in the Stanley Hotel. | 1950; 1951; 1952; 1953; 1954; 1955; 1956; 1957; 1958; 1959 | uum_map | |
| 521 |
 | Entrance Lodore Canyon. (35) | 1922-07-31 | uum_map_rr | |
| 522 |
 | Entrance to Cimarron Canyon, Colorado | 1883 | Image/StillImage | uum_map |
| 523 |
 | Entrance to Whirlpool Canyon. Photo by H.L. Stoner. (54) | 1922-08-07; 1922-08-08 | uum_map_rr | |
| 524 |
 | Erosion pillar, McElmo Valley, 15+ mi. west of Cortez | 1910 | Image | uum_map |
| 525 |
 | Erosion pillar, McElmo valley, 15± miles west of Cortez, Colorado. 1910 | 1910 | Image | uum_map |