4IO Journal of Agricultural Research voi. iu.no. 5 



(6) RlNGELING, H. G. 



1903. Beitrag zur bakteriologischen KontroUe sog. krankheitskeimfreier pas- 

 teurisierter und hochpasteurisierter Milch. In Milch Ztg., Jahrg. 32, 

 no. 52, p. 818-819. Tr. from the Dutch. 



(7) Rogers, L. A., Clark, W. M., and D.wis, B. J. 



1914. The colon group of bacteria. In Jour. Infect. Diseases, v. 14, no. 3, 



p. 4II-475- 



(8) and Evans, Auce C. 



1914. The characteristics of bacteria of the colon type found in bovine feces. 

 I71 Jout. Infect. Diseases, v. 15, no. i, p. 99-123 

 (9) Zelenski, Thadd-Eus. 



1906. Zur Frageder Pasteurisation der Sauglingsmilch. /« Jahrb. Kinderheilk., 

 Bd. 63, p. 288-307. Abstract in Centralbl. Bakt. [etc.], Abt. 2, Bd. 18, 

 no. 4/6, p. 175. 1907. Original not seen. 



