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YARBVI2L.CHL. IS: * SHEW* SSSiETST P'.ONEER MANUFACTURERS OF SYNTHETIC RUBBER May 25, 1937 University of Cincinnati, Kettering Laboratory, College of Medicine, Cincinnati, Ohio Attention - Mr. Willard F. Machle, M.D. Gentlemen: YJe acknowledge and thank you for your letter of the twentyfirst, relative to r,THIOKOLn gloves. Lhile we supply the crude synthetic rubber products with which these gloves are treated, we do not make the final product. Therefore, we are asking the Pioneer Rubber Company of Willard, Ohio to communicate directly with you on the matter, as they are supplying such gloves to the trade. Very truly yours. L. Downs 0022432