The papers primarily reflect the real estate and economic transactions of Wilhelmus Hasbrouck, Moses Hasbrouck, and Sarah M. (Freer) Hasbrouck, Johannes Freer, and Simon Deyo in the towns of New Paltz, Hurley and Saugerties in Ulster County, New York. Records include receipts, deeds, mortgages, notes, bonds, wills, family records, maps, and photographs from the Freer, Hasbrouck and Deyo families of New Paltz, New York. Other names include Samuel Bevier, Johannes Blanshan, Almond Canfield, Moses Cantine, John B. Davis, Jacob DeWitt, Henrick Deyo, Johannes Deyo, Philip Deyo, Frederick de Zeng, Stephen Eckert, Roelof and Ezekiel Elting, Wilhelmus Emerick, Hugo Freer, David Freer, Joseph Gashiere, Abram Hasbrouck, Jacob Hasbrouck, Hans Kierstead, Peter LeFevre, Mary Leggett, Petrus Ostrander, William Peters, John E. Schoonmaker, Zacharius Slater, Garrit Van Keuren, George Wirtz, and Moses Yoeman.