The Mary Lytle Papers date from 1909 to 1968 and document Lytle’s experience as the first midwife in Overton, Nevada. The collection contains medical certificates, professional correspondence with Nevada Assistant State Archivist Frederick C. Gale, a handwritten memoir, and black-and-white photographs.

The Wanda Ball Moser Photographs depict Wanda Ball Moser and her family in Southern Nevada in the early-twentieth century. The photographs primarily depict Moser and her family at Mt. Charleston, Nevada or at home in Las Vegas, Nevada.

The Pacific Engineering and Production Company of Nevada Records (1986-1989) are comprised of magazine articles, newspaper clippings, official reports, a profile of Jim Gibson, and a prospectus for a park named after Gibbons.

The collection consists of three bound volumes and a small leather folder, documenting Masonic Lodge activity in Gold Hill, Nevada between 1866 and 1917. The volumes contain lodge meeting minutes from 1866 to 1872; lodge membership records from 1866 to 1872; and lodge financial records from 1866 to 1917.