Letters to Vincent A. Kenyon, many concerning the 9th New York Heavy Artillery; documents concerning his Civil War service; family correspondence; cancelled checks; account books; clippings; photographs and badges. Also, correspondence of the Simeon Stoddard family, including letters to his wife, Ada Kenyon Stoddard, and other family members, discussing his illness and battles; family letters; account books; photographs; and a sewing kit made for Stoddard by his wife.