^tat? of EI1O60 Sfilattb nt\h '^vomhnui^ JpiautattottH 



CONTRIBUTIONS 



Bacteriology of the Oyster 



THE RESULTS OF EXPERIMENTS AND OBSER- 

 VATIONS MADE WHILE CONDUCTING 

 AN INVESTIGATION DIRECTED 

 AND AUTHORIZED BY THE 

 COMMISSIONERS OF SHELL 

 FISHERIES OF THE 

 STATE OF RHODE 

 ISLAND. 



LESTER A. ROUND, PH. D. 



PROVIDENCE : 



FREEMAN CO., STATE PRINTERS, 



1914 



