Document RJLaM6e3bJbLeKXyDBjzYgRan

IN REPLYING, ADDRESS THE PUBLIC HEALTH SERVICE REFER TO: FEDERAL SECURITY AGENCY PUBLIC HEALTH SERVICE Wa s h in g t o n 25, D. C. April 28, 1949 Dr. E. A. Kehoe Kettering Laboratory University of Cincinnati Cincinnati, Ohio Dear Bob * I am enclosing copies of correspondence which have to do vdth our telephone conversation this morning. I would appreciate anything that you could find out as to the reason for this query. Sincerely yours. JGTimlt enclosure J. end. Medical Director Chi' .sion of Industrial Hygiene K* 00094GD