The collection consists of genealogical charts 1480 - 1919. Correspondence circa. 1898-1908. 32 portraits, some unidentified, copies of cemetery inscriptions, Family Association publications for the Chapin (4 books, 1862, 1908, 1908, 1927) and Alden (1 book, 1916) families, sixty Chapin family deeds and documents from Massachusetts 1674-1851, and a 114-page handwritten notebook by E. F. G. of Stockbridge, 1848, family history of Chapin ancestors Dudley, Woodbridge, Jones, and Eliot.
The papers have detailed information about a few branches of the family, little or no information on other branches. The researcher might consult U.S. Library of Congress, Genealogies in the Library of Congress to identify more complete sources.
Genealogical charts in this collection trace part of the Grinnell family from Pierre Grenelle, born about 1480 in France. A descendant, Matthew, born 1602, became a Protestant and moved to Newport, R.I., in 1630, beginning the American line of the family. Matthew’s son married a granddaughter of John and Priscilla Alden. Other charts trace various branches of the Chapin family from about 1576 to Mary Grinnell’s birth about 1857.