BJL AKISTCM'S C O NX F K 1SL P S 



A COMPEND 



ON 



BACTERIOLOGY 



INCLUDING 



PATHOGENIC PROTOZOA 



BY 



ROBERT L. P1TFIELD, M. D. 



PATHOLOGIST TO THE GERMANTOWN HOSPITAL; LATE DEMONSTRATOR OF 

 BACTERIOLOGY AT THE MEDICO-CHIRURGICAL COLLEGE, PHILA- 

 DELPHIA; VISITING PHYSICIAN TO ST. TIMOTHY'S HOS- 

 PITAL AND CHESTNUT HILL HOSPITAL, PHILA. 



FOURTH EDITION 



WITH 4 PLATES AND 82 OTHER 



ILLUSTRATIONS 



PHILADELPHIA 



P. BLAKISTON'S SON & CO 



1012 WALNUT STREET 



