Contagious Fleuro^Pneumonia of Cattle. 1 Ob- 



test, were next submitted to the macroscopic agglutination test. 

 They are numbers 111, 121, 122, and 123 respectively in the 

 chart of agglutination reactions forming portion of this paper.. 

 Their reactions to the agglutination test were negative in each 

 case, although with numbers 111 and 122, agglutination took, 

 place in dilutions as high as 1 in 80. 



Literature Cited. 



1. Heslop (1921) "Researches into the Serological Diagnosis of 



Contagious Pleuro-pneumonia of Cattle." Proceedings 

 Royal Society Victoria. Vol. xxxiii., pp. 160-211. 



2. Titze and Seelemann (1921) *' Weitere Untersuchungen uber 



die Lungenseuche des Rindes und uber die Differenzierung: 

 sogenannter ultramikroskopischer Seuchenerreger," Ber- 

 liner tier, Woch, 1921, Jan. 20th, Vol. 37, No. 3, pp. 29-31. 

 Original not seen. Abstract in Tropical Veterinary Bulle-^ 

 tin, 1921, August 30th, Vol. 9, No. 3, pp. 164-165. 



