. Contributions to the geography of the United States, 1923-1924. Geology; Mines and mineral resources. IT. S. GEOLOOirAL STTRVRY BULLETIN 760 PLATE XXIII. A. YEITSO'S PILLAR, CARLSBAD CAVERN, N. MEX. Showing the side of the great chamber formed by solutioa and later decorated by the deposition of calcium carbonate. Copyrighted photograph by Ray V. 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 Campbell, Marius R.
. Contributions to the geography of the United States, 1923-1924. Geology; Mines and mineral resources. IT. S. GEOLOOirAL STTRVRY BULLETIN 760 PLATE XXIII. A. YEITSO'S PILLAR, CARLSBAD CAVERN, N. MEX. Showing the side of the great chamber formed by solutioa and later decorated by the deposition of calcium carbonate. Copyrighted photograph by Ray V. 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 Campbell, Marius R. (Marius Robinson), 1858-1940; Geological Survey (U. S. ). Washington [D. C. ] : U. S. Govt. Print. Off.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectgeology, booksubjectm
