Document 363qENjqKOYm63dw46MGZ4Rx

IN REP LYING, AD D RESS TH E P U BLIC H EALTH SER V IC E REFERTO : FEDERAL SECURITY AGENCY P U BLI C H EALTH SERV I CE W a s h i n g t o n 25, D. C. A p r il 28, 1949 Dr. R. A. Kehoe Kett er in g Laboratory Un iversity of Cincinnati Cin cin n ati, Ohio Dear Bob * I am en closin g copies o f correspondence which have t o do vdth our telephone con versation t h is morning. I would ap pr eciat e anyth ing t h at you could fin d out as to th e reason fo r t h is query. Sin cer ely you rs. JGTimlt en closure J. end, Medical Director Chi .sion of In d u st r ial Hygiene K * 00094SO