The Chester R. Longwell Professional Papers (1886-1974) document Longwell's professional career as a geologist and his pioneering field work in Clark County, Nevada. Included are Longwell's field notes; manuscripts, articles and speeches related to geology; personal and business correspondence; professional publications; subject and name files; specimen tags; photographic prints, negatives, and slides; and geological and topographical maps, primarily of Nevada, California, Arizona, and Utah.

The Junior League of Las Vegas Records (1940-2023) contain annual reports, fundraising information, training manuals, articles, minutes, photographs, scrapbooks, cookbooks, and other operational and working files that document the activities of the Junior League of Las Vegas (JLLV). Also included is documentation for advocacy projects the JLLV was involved with, such as Drug Abuse Resistance Education (D.A.R.E.), Safe Haven, the Ronald McDonald House, Read Aloud, and Literature Awareness Program for Children. Other records in this collection document JLLV's fundraising efforts such as the Repeat Boutique, Holiday Coffees, annual benefits, luncheons, and sales of their cookbooks. Also included are scrapbooks and issues of their newsletter The Sage.

The Jean Ford Papers (1958-1996) include political documents, campaign materials for Jean Ford's political campaigns, and materials pertaining to campaign issues such as health services, general improvement districts, and parks and recreation. There is extensive material on Red Rock National Conservation Area, Lake Mead National Recreation Area, and the National Issues Forum. Women's issues cover the years 1964-1981 and contain information relating to the League of Women Voters, Equal Rights Amendment (ERA), and International Women's Year (IWY), as well as Anti-ERA and Anti-IWY materials.