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.

Contains materials relating to Helen Foster Snow's family and ancestors, including miscellaneous genealogical work sheets and research notes on New England family histories (alphabetical), correspondence, pamphlets, family letters and manuscripts, photos, maps, essays and school memorabilia, clippings, personal cartoons, class notes and outlines, and letters of endorsement. Materials date from 1833 to 1977.

Includes at least one 'undated' (sometimes also an 'incomplete') folder for each decade, as well as general undated and incomplete folders. Folders contain various correspondence between Helen Foster Snow and others between 1940 and 1997.

Contains scrapbooks, awards, and memorial service materials. Also included are papers relating to Snow's story and movie contracts (notebooks, journals, maps, contracts, art, Chinese currency, correspondence, report cards, silks and woodcuts, Indusco materials, passports, war ration books, and postcards). Additionally, Snow's official 1934 transcript from the University of Utah prior to her departure to China. Materials date from 1880-1997.

Contains manuscripts and drafts of plays, articles, and other literature on various topics in China, as well as correspondence (personal, family, and business), reports, mailing lists, diaries, assorted papers on Shanghai, and essays. Materials created by Helen Foster Snow during her time in China, dated 1931 to 1932.