Document NN8NLz7JmZZk7njvZe91YvLdw

NATIONAL ACADEMY OF SCIENCES NATIONAL RESEARCH COUNCIL DIVISION or CH1MISTXY AND CHEMICAL TSCHNOLOGY 2101 Couiinnioti Av, WufcUigtoo IJ, D. C. Asvnosr Omni on Tosicoioor July 29, 1960 AUG 1- RC'C Haiby v. Hats. Oimn L-346 Dr, Eisner P. Wheeler, Assistant Director, Medical Department, Monsanto Chemical Company, 00 North Lindbergh Boulevard, St, Louie 66, Missouri Dear Dr. Wheeler: Ws have Just received the information forwarded to us on "Aroclore" and "Pydraul" and I am ears that this will be a great help to us in replying to the request from the military for information an these compounds. We are still looking forward to a visit from you and Dr. Kelly and if we can be of any assistance to you I certainly hope you wil^ feel free to call on us. Sincerely yours HWHanst Harry W. Hays, Ph. D. Director MQNS 090980