Walker, Frank H. Natural brines of Indiana and adjoining parts of Illinois and Kentucky / by Frank Haff Walker. - Bloomington, Ind. ; c1959. - 58 p. : maps, tables, ; 25 cm. Bibliography: p. 57-58. LCCN: gs 59000247 Subjects--Topical Terms: Saline waters--Indiana.Saline waters--Illinois.Saline waters--Kentucky. LC Class. No.: QE109 / .A3 no. 13