Document 3e2pJYo2wEGN6vpNGyrDQ7p93

BFG03755 I0062S0Z July 2, 1959 Dr. A. J. Lehman* Director Division of Pharmacology Bureau of Biological & Physical Sciences Food and Drug Administration Dept, of Health* Education & Welfare Washington 25, D. C. Dear Dr. Lehmani Under date of December 12, 1955, Geon 400X70 was accepted by your office for food packaging applica tions. The identifying number of this item has been changed to Geon 427* I should appreciate your making this change In your file. Sincerely yours, W, E. McCormick, Manager Department of Industrial Hygiene and Toxicology