Helen Foster Snow genealogical research centered on Connecticut family names: Stone, Benton, Camp, Scranton, Sanford, Wilcox, Minor, and Jennings. Includes a bound volume by Helen Foster Snow titled Notes on the Minor-Miner Family of Connecticut.

Includes Foster family Latter-day Saint research records, family group sheets, and manuscript fragment relating to an unidentified family member.

Contains research and writings compiled by Helen Foster Snow early in her life regarding her family history and genealogical records of New England.

Helen Foster Snow's mailing list of colleagues, family members, genealogists, and other contacts used in compiling genealogy and history of New England. About 90 leaves, with names and addresses arranged by state. Includes annotations.

Contains manuscripts and drafts of historical prose, poetry, music, photographs, postcards, correspondence, newspaper clippings, maps, notes, conference papers, and pamphlets compiled by Helen Foster Snow, many related to genealogical research in New England. The section of correspondence is in roughly chronological order. Materials date from 1924 to 1999.