The glass lantern slides were taken by Bertrand F. Harrison in the 1930s and 1940s, and contain pictures of plants and other biological specimens related to Utah. The negatives collection includes twenty-five small, round metal containers of 35mm film, and one cassette tape. Labels on film canisters include references to Zion's Park, St. George, natural bridges, Chicago, Aspen Grove, Midway, Yellowstone Park, the Uintah Mountains, and various other Utah locations.

Contains slides and photographs by Thorne documenting her work as a plant curator and botanist at Brigham Young University. Includes images of plants in Utah and the West, and of the Bean Museum, as well as from field trips to Los Alamos, New Mexico, Costa Rica, Kauai, and other unidentified locations. Materials dated approximately 1965-1993.

Materials include 21 photographs taken by Walter P. Cottam between approximately 1920 and 1940 throughout Utah. Images include photographs taken in southern Utah, campsites, forests, farms, and people in nature.

Materials include 26 photographs and 1 duplicate, for a total of 27 photographs by Walter P. Cottam taken between approximately 1920 and 1940 of desert scenes throughout Utah.

Materials include 17 photographs and 2 duplicates, for a total of 19 prints of photographs taken by Walter P. Cottam between approximately 1920 and 1940 of flowers and other plants throughout Utah.

Materials include 17 gelatin silver photographs by Walter P. Cottam taken between approximately 1920 and 1940 of trees in locations throughout Utah.