VOLUME VII NUMBER 3 



JOURNAL 



OF 



BACTERIOLOGY 



OFFICIAL ORGAN OF THE SOCIETY OF AMERICAN 

 BACTERIOLOGISTS 



MAY, 1922 



ED(TOR-IN-€BIBr 

 C.-E, A. WiNSLOW 



II is characteristic of Science and Progress that they continually 

 open neta fields to our visions. — Pasteur. 



PUBLISHED BI-MONTHLY 



WILLIAMS & WILiaNS COMPANY 



BALTIMORE, U.S.A. 



Entered as ■eoond-cla<« msttcr April 17, 1916, at the poetoSce at Baltimore, Maryland, under the acl of 



eeptance for mailine at special rate of poetaxe proTidec ' 



Aot of October 3, 1917. A utfaoriied on July IS, ItlS. 



Copyiixht 1922, Williams and Willdns Compuiy 



T>^, nof- f $5.00 per volume, Tnited States, Mexico, Cuba 

 ""'f' °fi $5.25 per volume. Canada 

 posi:paia [55,50 per volume, other countries 



Made in United States of America 



