A TEXT-BOOK 



UPON THE 



PATHOGENIC BACTERIA 

 AND PROTOZOA 



FOR STUDENTS OF MEDICINE AND PHYSICIANS 



BY 



JOSEPH McFARLAND, M. D., Sc. D. 



Professor of Pathology and Bacteriology in the Medico-Chirurgical College, Philadelphia; 



Pathologist to the Philadelphia General Hospital and to the Medico-Chirurgical 



Hospital, Philadelphia; Fellow of the College of Physicians of Philadelphia 



EIGHTH EDITION, REVISED 

 WITH 323 ILLUSTRATIONS 

 A NUMBER IN COLORS 



PHILADELPHIA AND LONDON 



W. B. SAUNDERS COMPANY 



1916 



