Document LJDY2GewXxxYjLVYrbvM3RLwX

January 21, 190 r. Dr* otic Fencher Industrial tlo-Test La boratoilee, Inc. 1(510 frontage Hoad Northbrook, Illinois 60062 Dear l>r* lonchsrt Conlinnlnr: my telephone conversation, please proceed with the .study on the chickens as outlined in your letter of January 17, 1909 Your letter did not montlon using any controls. Would you please include 4 birds in the 7-day atudy and send samples of these to ue along with the organa, feathers, etc. of the l lrcis from the feeding study. best personal regards. Sincerely, EPWJOjs Elmer P* Wheeler Manager, Environmental Health bcc: V. R. Richard - WRICH Scott Tucker - JF<i W. K. Johnson - WJOHN Cummlng Paton - CPATO K. A. Wells - EWELL R. E. Kelly, M. D. - RKELL osw 034376 STLCOPCB4018203