The collection, 1949 to 2006, was compiled by Clifford Olsen, a containment physicist at the Nevada Test Site (NTS). It consists of research notes and working papers written by Olsen and other scientists, publications, epoxy aggregate samples, work-related correspondence, nuclear-test-event data, and interviews conducted by Olsen with work colleagues involved with the NTS.

The Desert Fishes Council Records (1969-1988) consist of resolutions, meeting minutes, symposium programs, agendas, and press releases of the Desert Fishes Council (DFC). The organization is devoted to the study and preservation of Southwestern desert fishes, notably the desert pupfish. The DFC records reflect efforts to bring the plight of desert fishes to the attention of academics and the public as well as highlight the worth of desert lands within the American environmental movement.

Arthur G. Grant Photograph Collection (approximately 1950-1965) consists of 120mm and 35mm color photographic slides taken in the mid-1950s in and around Las Vegas, Nevada. Images depict Arthur G. Grant's home life, the Fortune Club business on Fremont Street, general downtown, Helldorado Parade, and a Mount Charleston picnic. The collection also contains images of Lake Mead boat races including an appearance by Donald Campbell and his water speed world record-setting jet powered boat, Bluebird.