Willitn Welch. of Johns Hopkins University. he was a representative of this Government at the formation of the League of Red Cross Societies. he has been the American representative of this country to the permanent committee of the International Health Office for many years. and he has represented this Government in the amendment of international sanitary treaties. He was head of the American delegation to the Paris conference. again. when the international health treaty was amended. again. at Habana. Cuba. when the Pan American Sanitary Code was adopted. and again. at Rome. in 1925. at the First International Sanitary Conference on Immigration. He has been a member of the health committee of the League of Nations since its organization and is also its vice president. For the last nine years he has been director of the Pan American Sanitary Bureau.
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Immigration