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Div is io n o r Bio l o g ic La b o r a t o r ie s BENJAMIN WHITE, PH.D,, DIRECTOR ELLIOTT S. ROBINSON, M.D., PH.D., As s is t a n t d ir e c t o r Commontoealtj) of ^ajSsfactittgettsS DEPARTMENT OF PUBLIC HEALTH EUGENE R. KELLEY, M.D., COMMISSIONER ANTITOXIN AND VACCINE LABORATORY December 23, 1924 Miss M.. Ordway, Department of Physiology, School of Public Health, Boston, Mass, My dear Miss Ordway; You were very kind to take so much trouble in getting the lead poisoning literature for me. I am quite sure that Doctor Hamilton's article and the references that you have given will supply my friend with the information he desires. 1 have asked him to send along any problems or questions that he may have, so I may take the liberty of troubling you further. Sincerely yours.