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Exposure of Yarmouth (?) orange colored sands (in slope) separated from Illinoian till (at top) by a thin soil zone in road cut near Spring Creek. Emmet County, Illinois. 1915. Figure 9 in U.S. Geological Survey. Folio 208. 1919.
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Outcrop of St. Louis limestone: east of Birmingham, showing brecciation. Schuyler County, Illinois. 1915. Figure 8 in U.S. Geological Survey. Folio 208. 1919.
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Murphysboro (Colchester or No. 2) coal and underlying beds in pit of Colchester Brick & Tile Co.: Colchester. McDonough County, Illinois. 1915. Figure 12 in U.S. Geological Survey. Folio 208. 1919.
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Keokuk limestone in small quarry: 2 miles northwest of Plymouth. Hancock County, Illinois. 1915. Figure 5 in U.S. Geological Survey. Folio 208. 1919.