| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 26 |
 |
Frederick S. Dellenbaugh | Image | dha_cp | |
| 27 |
 |
Frederick S. Dellenbaugh | 1872 | Image | dha_cp |
| 28 |
 |
Frederick S. Dellenbaugh | Image | dha_cp | |
| 29 |
 |
Haldane "Buzz" Holmstrom | 1942; 1938; 1939; 1940; 1941; 1943; 1944; 1945; 1946 | Image | dha_cp |
| 30 |
 |
Haldane "Buzz" Holmstrom | 1938-06-11 | Image | dha_cp |
| 31 |
 |
Haldane "Buzz" Holmstrom | 1939 | Image | dha_cp |
| 32 |
 |
Haldane "Buzz" Holmstrom | 1938 | Image | dha_cp |
| 33 |
 |
Haldane "Buzz" Holmstrom | 1938 | Image | dha_cp |
| 34 |
 |
Hans J. Gottfredson | Image | dha_cp | |
| 35 |
 |
Men at Flaming Gorge | 1966 | Image | ucl_tp |
| 36 |
 |
People Boat on Green River at Split Mountain | 1969-07-03 | Image | ucl_vep |
| 37 |
 |
Photograph album of the United States Geological Survey (USGS) San Juan River Expedition of 1921 | 1921 | Image; Text | dha_pour |
| 38 |
 |
Steinaker Reservoir | 1964 | Image | ucl_vep |
| 39 |
 |
Water Dept. Group, Aug. 1934 | 1938-08-30 | Image | dha_cbfm |
| 40 |
 |
Water Dept. Group, Aug. 1934 | 1938-08-30 | Image | dha_cbfm |
| 41 |
 |
Young, Adams, Ben Hamblin and Frederick Dellenbaugh | 1929 | Image | dha_cp |