Paullin, Charles O, Edited by John K. Wright. Atlas of the Historical Geography of the United States. New York, New York and Washington, D.C.:: Carnegie Institution of Washington and American Geographical Society, Plate 42. o. (1932). Hivatkozta :en:Virginia Company
Swindler, William F., Editor. Sources and Documents of United States Constitutions.' 10 Volumes. Dobbs Ferry, New York: Oceana Publications, Vol. 10: 17–23. o. (1973–1979). Hivatkozta :en:Virginia Company