Document v6D5wwbY8JYVLKYKBDxkaYx2Z

ETHYL CORPORATION OO PARK AVENUE BUILDING AT 41sr STREET NEWYORK17, N. Y. June 15, 1956 Dr. Robert A. Kehoe College of Medicine University of Cincifinati Eden,Avenue'- :- Cincinnati:19, Ohio - ' ' . Dear Bob: . ._ , I have received copies of Dr. Pottenger's letter of May 10, addressed, to Dr. Rankin, as well as Dr. Rankin's letter to Dr. Pottenger of June 5, and his letter to you of the same date. In order that cur files can be complete, I would appreciate a copy of your reply, provided that it is not in any way interfering with medical ethics. With kindest regards, JEB:js ss