Montgomery County Sec. 26, T. 34 S., R. 16 E

Cedar Hill, north of Coffeyville. Upper part of section measured on road along east face of bluff, above & a little north of dam. Measured By R.C. M., 7/1/1937
	Unit No. Description Thickness 25 Limestone dark blue weathers bluish gray or tan brown, hard/fine dense even flagstones, interbedded with dark blue to black clay shale, unfossiliferous, some beds show abundant algal nodules, at least 10 feet 15 ft. 24 Shale black clayey unfossiliferous, soft 8 ft. 23 Limestone bluish gray hard rather fine grained, in beds 0.5 - 1 foot, separated in places by shaley partings fossiliferous, Marginifera, Composita, Hustedia, Delocrinus, Erisocrinus, Ulocrinus, & stems common 11 ft. 22 Shale bluish gray, quite calcareous, contains irregular lenses of soft crumbly limestone, fossiliferous crinoid stems and some calices 4.5 ft. 21 Limestone bluish gray, upper part hard, lower part soft shaley and crumbly, numerous crinoid fragments & phosphatic nodules 1.7 ft. 20 Sandstone light tan, very shaly grading up into shale 3.5 ft. 19 Shale bluish gray weathers gray clayey 4 ft. 18 Coal 0.15 ft. 17 Shale light bluish gray sandy micaceous 9 ft. 16 Sandstone light bluish gray weathers light tan, thin bedded, fine grained, a local thin carbonaceouse streak at top 6 ft. 15 Shale bluish gray, basal 1 foot soft clayey, rest also clayey but hard, slightly micaceous, sandy at top 9 ft. 14 Coal, no underclay at base (1020 alt) 0.5 ft. 13 Shale, bluish gray sandy above clayey below, contains macerated plant remains & near base ferns 3.2 ft. 12 Coal, impure shaly, with abundant cordaite leaves 0.1 ft. 11 Shale, bluish gray weathers tan, clayey +/- micaceous, has a few pectinid clams - marine 2 ft. 10 Coal 0.1 ft. 9 Shale bluish gray weathers tan & gray very sandy 7 ft. 8 Sandstone bluish gray to brownish thin bedded, shaley, fine micaceous has macerated land landplants 6 ft. 7 Shale, bluish gray sandy to silty (altimeter, dip uncertain) +/- 90 ft.   Shale & cov. below level brick yard East of hill, below dam 16 ft.   Limestone thin ferrug. 0.3 ft.   Sandstone gray shaly 4 ft.   Shale blue to river level 27 ft.   Shale estimated below river level to limestone? Lenapah below dam? 3 ft. 6 Shale and limonite 3 ft. 5 Limestone and shale (Newell & Jewett) 1.5 ft. 4 Sandy shale and shaley sandstone in old brick yard South of hill, Alt 910 5 ft. 3 Shale silty and sandy, brownish, platy 12 ft. 2 Limestone bluish gray shaley and nodular, very fossily clay? 2 ft. 1 Shale dark blue some fossils? + 8 ft.   Note: Lenapah limestone is exposed in old X Northeast part of Coffeyville. Grant and New Sts. +/- 1/2 miles South of dam     Note: Entries 1 - 10 not illustrated in profile
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