The Harmon Family Papers consist of the political and personal correspondence of Las Vegas, Nevada pioneer Harley A. Harmon from 1910 to 1934, and his son, Harley E. Harmon, from 1950 to 1966. The collection also includes correspondence, personal papers, and photographs of Harley L. Harmon from approximately 1950 to 1999. Also included are family scrapbooks with wedding announcements, photographs, birthday cards, newspaper clippings, and other ephemera.

The Fayle Family Photographs depict the Fayle Family in Southern Nevada and California from 1888 to 1990. The photographs primarily include family photographs of Leonard Fayle, Anna Louise Trapnell Fayle, Leonard Fayle’s parents George Fayle and Jean Henderson Fayle, Leonard Fayle’s siblings George Arthur Fayle and Jean Nevada Fayle, and Leonard and Anna Fayle’s children Jane and Edward Fayle. The photographs also depict the Nevada towns of Las Vegas, Goodsprings, and Jean, including railroad operations, mining, milling, and hauling freight. The collection includes a leather-bound photograph album containing images of the Fayle Family and the Yount Family.

The Bergman Walls & Associates architectural drawings are comprised of architectural and interior drawings created between 1997 and 2017. The drawings primarily focus on Las Vegas, Nevada properties, but also include drawings for projects around the United States and international locations. Typical drawing types include initial design sketches, exterior and interior perspective renderings, site plans, floor plans, sections, elevations, and detail drawings and diagrams of specific building components. The material is available in the form of physical drawings, digital scans of original content, and computer generated renderings, with some material in the collection unique to either physical or digital formats.