Document GKGYez09vnqmXJyVXa6JBN0wV

fji? GloUrgp nf tfjp <itg of Npto fork THE CITY COLLEGE-DEPARTMENT OF CHEMISTRY CONVENT AVENUE AND 140t h STREET January 24,1933. Dr, Robert Kehoe, University Of Cincinnati, Cincinnati, Ohio, Dear Dr, Kehoe: We have recently become interested in th9 lead content of cigarettes with particular regard to the amount of lead that may come off during smoking. Dr, Carey P. McCord, with whom we are in correspondence, urged very strongly that we get in touch with you as an authority on the subject, bbth as to the particular problem under advisemant and the question of lead determinations in general. We understand that the determination of lead in tobaccos requires special technique and precautions. Any information you may give us on special methods of snalysis will be deeply appreciated: as will also any figures you may care to give us on the lead content of cigarette tobaccos and the amount of lead(if any) that comes off during smoking. fours very truly A. X, Schmidt. Consulting Chemist to Consumers' Research 00086