Letters, invoices, accounts, and land, legal, and military papers of Jellis/Jelles Fonda of Montgomery County, N.Y. Also contains two ledgers of his general store in Caughnawaga (Fonda), Montogmery County, N.Y. Subjects of note include Fonda's trade with London markets and with Native Americans, many of whom were customers in the ledgers. Includes some photocopies.

The John E. Wyman Collection consists primarily of material relating to the early history of New York and some material relating to Connecticut. The collection includes a variety of manuscripts (1695-1917; bulk 1750-1840) collected and organized by John E. Wyman of Fonda, N.Y. The New York State Historical Association purchased the collection from the Wyman family in 1950. With the manuscripts, NYSHA acquired a calendar, probably compiled by John Wyman, which includes transcriptions and/or descriptions of more than 1,000 of the 1,100 plus documents originally in the collection.