- Keith, Arthur1
- Lucas, Fielding, 1781-18541
- Lucas, Fielding, Jr., 1781-1854, cartographer1
- Mack, Frederick K.1
- Martin, G. C. (George Curtis), 1875-19431
- Maryland Geological Survey, cartographer1
- Miller, Benjamin L. (Benjamin LeRoy), 1874-19441
- Nicholson, W. L.1
- Otley, J. W., cartographer1
- Posner, Alex1
- Senex, John, -17401
- Shattuck, George Burbank, 1869-19341
- Sotzmann, D. F.1
- Speed, John, 1552?-16291
- Stose, George Willis, 1869-19601
- Thos. J. Fisher and Co.1
- U.S. Fish and Wildlife Service. Ecological Services. Northeast Region1
- United States. Bureau of the Census1
- United States. Bureau of the Census. Geography Division1
- United States. Defense Mapping Agency. Topographic Center1
GeoBlacklight version 4.1.0
