| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 551 |
 | Colorado River -- Lee's Ferry p.2 | 1960 | Image/StillImage | dha_cp |
| 552 |
 | Colorado River -- Lee's Ferry p.3 | 1935-03-19 | Image/StillImage | dha_cp |
| 553 |
 | Colorado River -- Marble Canyon, Ariz. p.1 | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | Image/StillImage | dha_cp |
| 554 |
 | Colorado River -- Marble Canyon, Ariz. p.2 | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 1950 | Image/StillImage | dha_cp |
| 555 |
 | Colorado River -- Marble Canyon, Ariz. p.3 | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940 | Image/StillImage | dha_cp |
| 556 |
 | Colorado River -- Marble Canyon, Ariz. p.4 | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940 | Image/StillImage | dha_cp |
| 557 |
 | Colorado River -- Marble Canyon, Ariz. p.5 | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940 | Image/StillImage | dha_cp |
| 558 |
 | Colorado River -- Marble Canyon, Ariz. p.6 | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940 | Image/StillImage | dha_cp |
| 559 |
 | Colorado River -- Separation Rapids p.1 | 1939-08-28 | Image/StillImage | dha_cp |
| 560 |
 | Colorado River -- Toroweap P.1 | 1961 | Image/StillImage | dha_cp |
| 561 |
 | Colorado River above Soap Creek Rapid, 1967 | 1967 | Image/StillImage | uum_map_rr |
| 562 |
 | Colorado River Area p.4 | 1957-03-13 | Image/StillImage | dha_cp |
| 563 |
 | Colorado River At Foot Of Bright Angel Trail | 1920; 1921; 1922; 1923; 1924; 1925; 1926; 1927; 1928; 1929 | Image/StillImage | uum_map |
| 564 |
 | Colorado River at foot of Bright Angel Trail, Grand Canyon National Park, Arizona | 1930; 1931; 1932; 1933; 1934; 1935; 1936; 1937; 1938; 1939; 1940; 1941; 1942; 1943; 1944; 1945 | Image | uum_map |
| 565 |
 | Colorado River Bridge (Glen Canyon) P.1 | Image | dha_cp | |
| 566 |
 | Colorado River Bridge (Glen Canyon) P.10 | Image | dha_cp | |
| 567 |
 | Colorado River Bridge (Glen Canyon) P.11 | Image | dha_cp | |
| 568 |
 | Colorado River Bridge (Glen Canyon) P.12 | Image | dha_cp | |
| 569 |
 | Colorado River Bridge (Glen Canyon) P.2 | 1958-12-02 | Image | dha_cp |
| 570 |
 | Colorado River Bridge (Glen Canyon) P.8 | Image | dha_cp | |
| 571 |
 | Colorado River Bridge (Glen Canyon) P.9 | Image | dha_cp | |
| 572 |
 | Colorado River Ferry, Lee's Ferry, Ariz. P.2 | Image | dha_cp | |
| 573 |
 | Colorado River Ferry, Lee's Ferry, Ariz. P.3 | Image | dha_cp | |
| 574 |
 | Colorado River in Grand Canyon, from Toroweap Point | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 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 |
| 575 |
 | Colorado River in Grand Canyon, from Toroweap Point | 1940; 1941; 1942; 1943; 1944; 1945; 1946; 1947; 1948; 1949; 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 |