| Title | Date | Type | Setname | ||
|---|---|---|---|---|---|
| 26 |  | Sarah Maria Davis Thatcher diary, typescript | 1878; 1879; 1880; 1881; 1882; 1883; 1884; 1885; 1886; 1887 | Text | uum_manu |
| 27 |  | Sawtooth Mountains from Redfish Lake, Idaho | 1927 | Image/StillImage | uum_map |
| 28 |  | Skiing at Aspen, Colorado and Sun Valley, Idaho | 1950 | Image/MovingImage | uum_hmc |
| 29 |  | Stairway and Natural Bridge, Shoshone Falls, Idaho | 1927 | Image/StillImage | uum_map |
| 30 |  | Thomas William Deppe, Draper, Utah: an interview by Becky B. Lloyd, November 5, 2005: Saving the Legacy tape no. 748 & 749 | 2005-11-05 | Text | uum_slohp |
| 31 |  | View from Big Crater, Craters of the Moon, Arco, Idaho | 1927 | Image/StillImage | uum_map |
| 32 |  | William Hornibrook | 1938 | Text | dha_wpabs |
| 33 |  | Yellowstone, Seattle, Coeur d'Alene Idaho | 1966 | Image/MovingImage | uum_hmc |