VOLUME V 



NUMBER 4 



JOURNAL 



OF 



BACTERIOLOGY 



OFFICIAL ORGAN OF THE SOCIETY OF AMERICAN 

 BACTERIOLOGISTS 



JULY, 1920 



EDITOR-IN-CHIEF 



C.-E. A. Winslow 



U is characteristic of Science and Progress that they continually 

 open new field 8 to our »tston.— Paotbto. 



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