GEOLOGICAL SURVEY OF KENTUCKY. N. S. SHALER, DIRECTOR. CHEMICAL REPORT OF THE SOILS, MARLS, CLAYS, ORES, COALS, IRON FUR- NACE PRODUCTS, MINERAL WATERS, &c., &c., OF KENTUCKY, BY ROBERT PETER, M. D., &C., &C., CHEMIST TO THE KENTUCKY GEOLOGICAL SURVEY. ASSISTED BY JOHN H. TALBUTT, S. B., CHEMICAL ASSISTANT. THE FIRST CHEMICAL REPORT IN THE NEW SERIES AND THE FIFTH SINCE THE BEGINNING OF THE SURVEY. PART IV. VOL. I. SECOND SERIES. 137 & 138