The Ellen B. Jensen papers comprise the research notes, drafts with edits, carbons, and articles written by the Las Vegas, Nevada journalist Ellen Jensen who was the editor of and writer for the monthly Las Vegas Review Journal Jr. and writer for the Las Vegas Sun ("Sunday Scene") and Las Vegas Review Journal ("The Nevadan") from 1966 to 1969. Jensen wrote about many topics of interest to Las Vegans, including travel and recreation in southern Nevada, hotel and casino administration and construction, and local nightlife and entertainment.

The Marie and James B. McMillan Photograph Collection (1900-1994) contains photographs of Marie and James B. McMillan and their families. The collection also includes photographs of their friends and professional associates, including journalist Hank Greenspun, Nevada civil rights pioneer J. David Hoggard, and entertainer Sammy Davis Jr. Marie McMillan is a former Las Vegas, Nevada flight instructor and one of the first women to work at the Nevada Test Site in Nye County, Nevada. James B. McMillan was the first African-American dentist to practice in Nevada, as well as a prominent Nevada civil rights leader.