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BACTERIOLOGY 
IN 
MEDICINE AND SURGER (- 
A PRACTICAL MANUAL 
FOR 
PHYSICIANS, HEALTH OFFICERS AND STUDENTS. 
BY 
WM. HALLOCK PARK, M.D., 
ASSOCIATE PROFESSOR OF BACTERIOLOGY AND HYGIENE, UNIVERSITY AND BELLE- 
VUE HOSPITAL MEDICAL COLLEGE, AND ASSISTANT DIRECTOR OF THE 
RESEARCH BACTERIOLOGICAL LABORATORIES OF THE DE- 
PARTMENT OF HEALTH, CITY OF NEW YORK. 
ASSISTED BY 
A. R. GUERARD, M.D., 
ASSISTANT BACTERIOLOGIST, DEPARTMENT OF HEALTH, CITY OF NEW YORK. 
ILLUSTRATED WITH 87 ENGRAVINGS AND 2 COLORED PLATES. 
LEA BROTHERS & CO., 
NEW YORK AND PHILADELPHIA. 
