Maryland

  • Maryland Geological Survey: 2300 St. Paul St., Baltimore, MD 21218, (410) 554-5500
  • Kent, B.W., 1994, Fossil Sharks of the Chesapeake Bay Region, Egan Rees & Boyer: Columbia, Maryland.
  • Kranz, Peter M., 1989, Dinosaurs of Maryland, Educational Series No. 6, p. 34, Maryland Geologcial Survey: Baltimore, Maryland.
  • Reger, James P., 1987, Earthquakes and Maryland. Maryland Geological Survey; Baltimore, Maryland.
  • Schmidt, Martin F., Jr., 1993, Maryland's Geology. Tidewaters Publishers: Centerville, Maryland.
  • Vokes, H.E., 1957, Miocene Fossils of Maryland, Maryland Geological Survey Bulletin 20.
  • 1999, Highest and Lowest Elevations in Maryland's Counties, Fact Sheet No. 1, Maryland Geological Survey, Baltimore, MD.
  • 1988, The River and the Rocks: the geological story of Great Falls and the Potomac River Gorge, Geological Survey Bulletin 1471, United States Geological Survey: Reston, Virginia.
  • Geology of the Sideling Hill Road Cut
  • Calvert Cliffs, Maryland