Contains Sapper's field notes on the Chortí vocabulary. Contains also two letter-size sheets which contain an index to the words in the list.

Contains three notebooks with scientific notes from the South American Expedition. Entries date from between 1900 and 1902.

Contains diaries, field notes, and writings by Van Buren related to the South American Expedition. Materials date from between 1899 and 1902.

Materials contain personal and professional correspondence belonging to Beck, as well as professional career fieldnotes, guidebooks, reports, books, and articles relating to Entomology and Zoology.

Contains correspondence, reports, minutes, notes, and photographs produced by the department. Includes information on department students, reaccreditation, and the Furadan Avian Corn Study conducted 1986-1988. Materials date from between 1975 and 1990.

Contains research and teaching materials, comprised mainly of Hayward's field notes and personal research. It also contains Hayward's personal correspondence.

Collection relates primarily to George D. Marler's research on geysers and hot springs in Yellowstone Park, and related themes. Includes an unpublished autobiography; field notebooks; correspondence; articles and books, including drafts by Marler and others; photographs; slides of thermal features in Yellowstone Park; and other items. Dated 1932 to 1977.

Contains Robert G. Bee's field notes from his lengthy study of birds and their nesting behaviors. Most of his research focus on birds native to Utah. The notes date from 1924-1962.

Contains diaries, field notes, articles, and other materials about Van Buren and his participation in the South American Expedition. Materials date from between 1899 and 1968.