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PUBLIC SCHOOL 



Physiology and Temperance 



BY 



WILLIAM NATTRESS, M.D., M.R.C.S. ENG., 



FIRST-CLASS PROVINCIAL CERTIFICATE, GRADE A. 



AUTHORIZED BY THE EDUCATION DEPARTMENT 

 (ONTARIO). 



TORONTO : 



WILLIAM BRIGGS. / 



THE W. J. GAGE CO., LIMITED. 



