VOLUME VI NUMBER 2 



JOURNAL 



OF 



BACTERIOLOGY 



OFFICIAL ORGAN OF THE SOCIETY OF AMERICAN 

 BACTERIOLOGISTS 



MARCH, 1921 



KDITOB-IN-CHIEF 



C.-E. A. WmsLOW 



Jt i» characteristic of Science and Progress that they continually 

 open new fields to our vision. — Pastbub. 



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