ILLUSTRATIONS 



Plate I. Yaws 



Fig. 1. Case VIII, before treatment. 



2. Case VIII, five days after treatment. 



3. Case XIII, before treatment. 



4. Case XIII, after 41 doses given in sixteen days. 



Plate II. Yaws 



Fig. 1. Case XV, before treatment. 



2. Case XV, after 30 doses of the mixture. 



3. Case XVI, before treatment. 



4. Case XVI, after 36 doses of the mixture. 



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