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PROCEEDINGS 



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OF 



PHILADELPHIA. 



PART II. May, June, July, August, September, 



1875. 



PUBLICATION COMMITTEE. 

 Joseph Leipy, M.D., eo W. Tryon, Jr., 



Wm. S. Vaux, Edw. J. Nolan, M.D., 



W. S. W. RPSCHBSBEBGER, M.D. 



PHILADELPHIA: 



ACADEMY OF NATURAL SCIENCES, 



Corner of Brond and Sansom Streets. 



18 7.'). 



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