Footnotes

[1]Professor of Geology, Lamar State College of Technology, Beaumont, Texas.[2]Entries marked with asterisk are published by the Bureau of Economic Geology, The University of Texas at Austin. Those not out of print are distributed at nominal sale price; list sent on request.

[1]Professor of Geology, Lamar State College of Technology, Beaumont, Texas.

[2]Entries marked with asterisk are published by the Bureau of Economic Geology, The University of Texas at Austin. Those not out of print are distributed at nominal sale price; list sent on request.

Cover image, Aerial view of Palo Duro Canyon


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