Montgomery County Sec. 12, T. 31 S., R. 15 E

Measured By Newell, 8/1938
	Unit No. Description Thickness 1 Limestone yellow below, white above, top not shown, has many fossil sponges in lower part + 70 ft. 2 Shale and interbedded limestone, filled with fossil sponges 40 ft. 3 Limestone, yellow, irregular, many sponges 2.5 ft. 4 Shale, gray, silty, unfossiliferous 130 ft. 5 Limestone, poorly shown
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