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scisNd 

 LIBRARY 



PUBLICATION COMMITTEE i 



HENRY SKINNER, M.D., Sc.D. WITHER STONE, A.M., ScJX 

 HENRY A. PILSBRY, Sc.D. WILLIAM J. Fox 



EDWARD J. NOLAN, M.D. 



EDITOR : HENRY A. PILSBRY. 

 TREASURER : S. RAYMOND ROBERTS, 



