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Phalen, William Clifton

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Nephi Plaster Company Gypsum Quarry at entrance to Salt Creek Canyon, on the east edge of town of Nephi. Juab County, Utah. September 25, 1912.
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Hogback of celestite with gypsum in background, Avawatz Salt & Gypsum Co. San Bernardino County, California. 1911. Plate 16-A in U.S. Geological Survey. Bulletin 669. 1919.
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Sandstone near base of Conemaugh formation near Johnstown. Cambria County, Pennsylvania. 1906. Plate 3-B in U.S. Geological Survey. Bulletin 447. 1911.
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Upper Freeport coal with overlying shales and base of Mahoning sandstone at south portal of Baltimore and Ohio railroad tunnel, Stony Creek. Cambria County, Pennsylvania. 1906. Plate 7-B in U.S. Geological Survey. Bulletin 447. 1911.
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Ohio topography, showing level, skyline. Boyd County, Kentucky. 1905. Plate 3-A in U.S. Geological Survey. Bulletin 349. 1908.
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