REFERENCES
- Patterson. L.W. 1979a Experimental Heat-Treating of Flint. La Tierra 6:11–13.
- Patterson. L.W. 1979b Additional Data on Thermal Alteration of Flint Ridge Materials. Ohio Archaeologist 29:33–34.
- Rick, J.W. 1978 Heat-Altered Cherts of the Lower Illinois Valley. Northwestern Archeological Program, Prehistoric Records, No. 2.
- Schindler. D.L., J.W. Hatch, C.A. Hay. and R.C. Bradt 1982 Aboriginal Thermal Alteration of a Central Pennsylvania Jasper: Analytical and Behavioral Implications. American Antiquity 47:526–544.