The extensive library of the Hon. Samuel W. Pennypacker, embracing his extraordinary collection of books relating to Quakers, including the first book printed in New York. The most complete collection in existence of the publications of Christopher Sower, of Germantown. His unique and extensive collection of the publications from the presses of the inland towns of Pennsylvania, and his collection of his first American editions
Pennypacker, Samuel W. (Samuel Whitaker), 1843-1916; Henkels, S. V. (Stanislaus Vincent), 1854-1926