Charles Donald “Don” Snow (1926-2018) was a geologist and author. In the early 20th century, Snow's family lived near the Utah quarry where Earl Douglass discovered dinosaur bones in 1909. This collection contains color photographs from the 1990s of the former family ranch and black-and-white copy prints of photographs of Neal and Snow family members.

The Mansfield Lorenzo Snow papers (1866-1960) contain Snow's correspondence, genealogical records, professional papers, articles, and personal items. Snow was a newspaperman and writer. He was the son of LDS Church President, Lorenzo Snow, and Mary Elizabeth Hautz.

The Mansfield M. Snow photograph collection contains portraits of Mansfield Snow, his wife and daughter, and various members of the Snow and Clarke families, as well as photographs of buildings in Brigham City, Utah and miscellaneous photographs.

The Vivian Snow autobiography (1980) consists of a typescript Snow compiled by his daughters. Included are family biographical information, an account of Snow's funeral service, and information on various houses in which he lived. Vivian Snow was a descendent of Erastus Snow and the father of Utah artist Vivian Douglas Snow.