Dec. 21, 1919.
The Academy of Medicine
At the meeting held on the third instant by the Academy of Medicine, the guest of honor was Dr. Theodore C. Lyster, colonel (retired) of the Medical Corps of the United States Army and a member of the yellow fever commission of the Rockefeller Foundation. At the same meeting there was exhibited one of the preparations of Leptospira icteroides, and Dr. Cervera described in detail Noguchi's scientific work, discussing especially that part relating to the etiology of yellow fever. In his opinion this question has been solved, as the only thing remaining to be done is to have other workers confirm Noguchi's statements which comply fully with Koch's postulates relative to the discovery of pathogenic organisms, and in addition other requirements have been fulfilled which were unknown in Koch's epoch. After other persons discussed the work done in Mexico to eradicate yellow fever,