Cambrian, Devonian, Upper, Middle, and Lower Ordovician, and Silurian Formations in Texas. Digital Download

MM0002D. Cambrian; Devonian; Upper, Middle, and Lower Ordovician; and Silurian Formations in Texas, by E. H. Sellards, 1938. Scale 1 inch = 40 miles. Downloadable PDF.


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Keywords: Cambrian, Devonian, Ordovician, Silurian, Texas



Citation
Sellards, E. H., 1938, Cambrian; Devonian; Upper, Middle, and Lower Ordovician; and Silurian Formations in Texas: University of Texas, Austin, Bureau of Economic Geology, Miscellaneous Map No. 2, scale 1 inch = 40 miles.