Morison, Samuel E. and Commager, Henry S. The Growth of the American Republic. New York: Oxford, 1937.
O'Neal, William. Architecture in Virginia. New York: Walker, 1968.
Payne, Lloyd. The Miller in Eighteenth Century Virginia. Williamsburg: Colonial Williamsburg, 1963.
Porter, Albert O. County Government in Virginia. New York: Columbia University Press, 1947.
Powell, Mary G. The History of Old Alexandria, Virginia from July 13, 1749 to May 24, 1861. Richmond: William Byrd Press, 1928.
Programme of the Virginia Good Roads Convention. Roanoke: Stone Printing Co. [1894].
Prussing, Eugene E. The Estate of George Washington, Deceased. Boston: Little, Brown, and Co., 1927.
Rives, William C. History of the Life and Times of James Madison. Boston: Little, Brown, 1873.
Roman, Alfred. Military Operations of Gen. Beauregard. New York: Harper & Bros., 1884.
Rust, Jeanne. History of the Town of Fairfax. Washington: Moore & Moore, 1960.