Plate 4--Exposures of the Wreford limestone. A, Three Mile limestone member exposed in a road cut along the west side of sec. 22, T. 4 S., R. 7 E.; B, Schroyer limestone member exposed in quarry face in the NE NE sec. 16, T. 4 S., R. 7 E.
Kansas Geological Survey, Geologic History of Kansas
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Web version March 2004. Original publication date March 1954.