Document OVwMKq3Z2JDoa9xDa988oD8M

ETHYL CORPORATION lOO PARK AVENUE BUILDING AT 41s t STREET NEW YORK 17, N. Y. November 21* i960 Dr. Robert A. Kehoe University of Cincinnati Department of Preventive Medicine and Industrial Health The Kettering Laboratory College of Medicine-Eden Avenue Cincinnati 19* Ohio Dear Bob: We would like to continue for an additional thirteen months without change the Consultant Agree ment with you dated December 1, 1958. If you are in agreement* will you kindly sign the enclosed copy of this letter at the place indicated* and this letter shall then constitute an extension of the Consultant Agreement until December 31, 1961. Sincerely yours ACCEPTED: W. R. Perdue, Jr^. Vice President Kg' 0013277