(Black shale shal 112. N of Waco. 6 in soft clay rock. and clay arch in middle part (75) 7 2 ft 1/2 in hard clink at top Black shale. 3 ft 9 in Dorseyville No chert. 19 ft upper clay, 2 ft massive bed, 12 ft chiefly clay, 8 2ft chiefly clay, 5 ft chiefly clay. 4 ft streak to top of Whitfieldella bed. Mr. Jesse Jones at Union Hall, knew all about the fire clay used to be kept keepers at the furnaces & furns where fine clay was obtained. At Union Hall was formerly the Cottage Furnace. Pitching Furnace on Miller's creek. Estill Furnace on dividing ridge between Hardinckle's creek & Miller's creek. Cottage Furnace, on dividing ridge between Ballard Forking Hardinckles creek & Cox creek = or between Cottage Fork & Combs Branch. Sam Ginter at Union Hall, G. W. Lyle at Vaughns Mill, for information Estill Furnace of Sandola 45 ft clay top not near, 7 ft with lizzie to top clay &. 2 ft massive cl, in Oxford. 12 2 ft clay 20ft top of grl'd chintm to by a middle limestone in clay. The 5 ft clay layer from brow 5 ft & this section clay collect