. The Badland formations of the Black Hills region. Geology; Geology, Stratigraphic; Vertebrates, Fossil. South Dakota School of Mines. Bulletin No. 9. Plate No. Fig. 1. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original O'Harra, Cleophas C. (Cleophas Cisney), 1866-1935. Rapid City, S. D. [The Daily Journal]

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Keywords: ., bookcentury1900, bookdecade1910, booksubjectgeology, bookyear1910