The Dave Prevedel photograph collection consists of documents, reports, maps, and photographic scans relating to Prevedel's rephotography projects for the U.S. Forest Service. Included in these documents are scans of original Albert Potter images as well as his original report along with scans of early Forest Service images. Also included are articles about the life and philosophy of Forest Ranger Lincoln Ellison.

This collection contains documents relating to the life of Henry Milton Reeves, who worked for the U.S. Fish and Wildlife Service from the 1950s to the 1980s.

25 black and white prints of the San Francisco earthquake and fire, taken between April 18 and April 20, 1906 by John Lorin Taylor. Included in the collection are snapshots of buildings (including the Emporium, James Flood, Examiner, Call, Merchant's Exchange, Hibernia Bank, City Hall, and the Central Bank) consumed in the disaster. Also included are scenes of people wandering through the ruined streets, watching from a ferry boat as the city burns, and looting.

Notes for the Utah chapter of the Work Project Administration's (WPA) history of grazing.

The Utah Weather State records contain mostly raw weather data from Utah and Nevada, recorded in a variety of forms.

Eighteen images of the Willard, Utah flood of 1923 and the Parrish Creek flood of 1930 as well as erosion control efforts such as contouring. These images likely part of an exhibit or display.

Vanez T. Wilson's manuscript collection is divided into five series and documents his career with the Bear River Bird Refuge through correspondence, newspaper and magazine articles, journals, reports, and calendars.

Black and white photographs and negatives that document Winsor's career as an irrigation specialist and flood control researcher. Collectively, the photographs show the step-by-step construction of many dams and flood control barriers, and chronicle the changing machinery and technologies used to build dams from 1915 to the early 1940s.