Materials contain photographs of the Kiel (Taylor) Ranch (one of the earliest non-indigenous settlements in the Las Vegas Valley), Gilcrease Ranch, and events and locations in Clark County from 1876 to 1964. The materials include photographs of Fremont Street and other Las Vegas landmarks, schools in Las Vegas, the Mormon Fort (the oldest non-indigenous settlement in the Las Vegas Valley), banks, parades, downtown Las Vegas, and the Helldorado Days parade.

Materials include photographs of Native Americans, Native American artifacts, and petroglyphs in Nevada from 1965 to 1975.

Materials contain photographs of mines, mining operations, and mills in Nevada from 1881 to 1911, including mines in Tuscarora, Sagebrush, Potosi, Delamar, Tonopah, Gold Hill, Virginia City, Eureka, and Searchlight.

Materials include photographs of railroad surveyors from 1903 to 1904, including photographs of surveyors working near Caliente and Las Vegas, Nevada.

Materials contain photographs from the Kiel (Taylor) Ranch from 1964, including photographs of the ranch, John Park's house, and other buildings. The Kiel Ranch was one of earliest non-indigenous settlements in the Las Vegas Valley, and it has become infamous as the site of the murders of Ed and William Kiel committed in 1900. The ranch is now in North Las Vegas and is administered by the North Las Vegas Neighborhood and Leisure Services Department.

Materials contain photographs of the Hoover Dam and surrounding areas from 1930 to 1965. The Hoover Dam, also known as the Boulder Dam, was constructed on the Colorado River in Black Canyon near Las Vegas, Nevada from 1931 to 1936 during the Great Depression. The dam impounds Lake Mead, the country's largest reservoir, and it provides hydroelectric power to Nevada, Arizona, and California.

Materials also include photographs of the Pueblo Grande de Nevada archaeological sites, also known as the "Lost City," which were partially covered by the waters of Lake Mead. The area originally belonged to Puebloan peoples. Additionally, the materials contain photographs of the town of St. Thomas, which was also submerged beneath Lake Mead.

Materials include photographs of people in Nevada from 1861 to 1991, including photographs of Nevada governors, the Edwards family, Las Vegas pioneer J. T. McWilliams and his family, and other pioneers and residents.