The 



Story of the Bacteria 



And their 



Relations to Health and Disease 



By 



T. Mitchell Prudden, M.D. 



SECOND EDITION, REVISED AND ENLARGED 



ILLUSTRATED 



THE 



UNIVERSITY 



OF 



G. P. Putnam's Sons 



New York and London 

 IRnfcfcerbocfcet 

 1910 



