Includes deeds, mortgages, trusts, and other financial documents pertaining to Bergholtz Realty Co. transactions; correspondence, bills and receipts relating to Bergholtz's personal affairs as well as his activities as mayor; and papers concerning amusement park development.

Business records of the Nineveh carriage factory established in 1844 by Joseph W. Hobbs and operated by his two sons, George and Charles; and family correspondence. Other papers consist of records of the Afton School District No. 15, the Nineveh Sons of Temperance, the New York Road Hone Company, the Susquehanna Valley Telephone Company; and personal, financial, and business papers of Mrs. S.F. Humphreys.

Letters, pamphlets, and articles concerning Jemison's real estate developments, buildings, and achievements; photos of Jemison and of his buildings and developments; microfilm of "Stenographic Report of the 1st, 2nd, and 3rd Annual Conference of Developers of High Class Residential Property," 1917-1919.