. Bulletin of the Geological Society of America. Geology. £j*. %x:3Ei Figure 1.—A weathered Slope of Dwyka Tillite, near Matjesfonteix. Figure 2.—One Side op the Poort, or Notch, of Witteberg River, Southwest of Laixgsburg DWYKA TILLITE AND WITTEBERG NOTCH. 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 Geological Society of America. [New York : The Society]

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Keywords: ., bookcentury1800, bookdecade1890, booksubjectgeology, bookyear1890