Owens, J.P., Sugarman, P.J., Sohl, N.F., Parker, R.A., Houghton, H.F., Volkert, R.A., Drake, A.A., and Orndorff, R.C., 1995, Geologic map of New Jersey: central sheet: U.S. Geological Survey, Open-File Report OF-95-253, scale 1:100,000