Papenfuse 1979. Papenfuse, Edward C.; Day, Alan F.; Jordan, David W.; Stiverson, Gregory A. (1979). "Hanson, John, Jr."(PDF). A Biographical Dictionary of the Maryland Legislature, 1635–1789. Vol. 1. Johns Hopkins University Press. pp. 405–06. ISBN0-8018-1995-4. Retrieved January 14, 2013.