Document np0XwMaxBx1ORbRN7x504aJVX

ETHYL CORPORATION RESEARCH LABORATORIES 1800 WEST EIGHT MILE ROAD EERNDALE 20 DETROIT, MICHIGAN Dr. Robert A. Kehoe College of Medicine University of Cincinnati Cincinnati 19, Ohio November 5, 1948 Dear Dr. Kehoe: For your Information and file, ve are sending you herewith one copy of our report LTD 48-50. 48-50 Miscibility and Health Hazard of Vitol Fluid Components. Please sign and return the duplicate of this letter to us. Very^truly yours, of Chemical Research Received by Date (s / f f-'S'_________ Sm K- 0020567 N21931