CONTENTS 



Page. 



WADE, H. W. Studies on cryptoplasmic infection. I, Develop- 

 ment of a Gryptococcus in cultures from an unclassified 

 chronic Philippine ulcer 165 



GUERRERO, L. E., DOMINGO, E., and ARGuELLES, M. Fur- 

 ther observations on the treatment of yaws with Castellani's 

 mixture .. 191 



RUTH, EDWARD S. Reconstruction of two sets of duck twins, 

 with special reference to the early embryonic development 

 of the vascular system 201 



REVIEWS 207 



Proceedings of the Manila Medical Society 209 



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