Ruth Hopsen Keen (1906-1998) was a naturalist who studied the Collier Glacier, an educator and Geology professor, an author, and the first female to become a (Park) Ranger Naturalist at Crater Lake National Park. The collection (1930s-1970s) contains correspondence, diaries/journals, a Crater Lake Ranger Naturalist manual, Geological Society publications (of which Keen was president), geology and mineralogy publications, Keen's teaching records from the UO and dissertation, printed matter, reports, subject files, maps, slides, negatives, glass lantern slides, audio, film, and photographs.
George Streisinger was a professor and biologist at the University of Oregon. Conducting his research on the cloning of zebra fish, Streisinger's work made great contributions to the study of biology. Streisinger was the first person to successfully clone a Vertebrate. The collection consists of documents concerning Streisinger's research, work at the U of O and personal documents. The majority of the collection consists of subject files and research notes as well as experimental data and photographs from his discoveries of zebra fish mutants.