34 BULLETIN 739, U. S. DEPARTMENT OF AGRICULTURE, 



LITERATURE CITED. 



1) Aters, S. H., Cook, L. B., and Clemmer, P. W. 



1918. The four essential factors in the production of milk of low bacterial 

 content. U. S. Dept. Agr., Bui. 642. 



2) Ayers, S. H., and Johnson, W. T., jr. 



1915. A bacteriological study of retail ice cream. U. S. Dept. Agr., Bui. 303. 



3) Clark, W. M., and Lubs, H. A. 

 1915. The differentiation of bacteria of the colon-aerogenes family by the use 



of indicators. In Jour. Infect. Diseases, v. 17, no. 1. p. 160-173. 



4) Harrison, F. C, Savage, A., and Sadler, W. 



1914. The milk supply of Montreal. Macdonald College (McGill University), 

 Ste. Anne de Bellevue, Quebec, Bui. (unnumbered). 



5) Hunter, O. W. 



1917. The colon-aerogenes group from silage. In Jour. Bact., v. 2, no. 6. p. 

 635-639. 



6) Jackson, D. D. 



1908. The determination of intestinal bacteria in milk. In Amer. Jour. 

 Pub. Hyg., v. 18, no. 1, p. 16-18. 



7) Johnson, B. R., and Levine, Max. 



1917. Characteristics of coli-like organisms from the soil. In Jour. Bact., 



v. 2, no. 4, p. 379-401. 



8) Kendall, A. I., Day, A. A., and Walker. A. W. 



1914. Studies in bacterial metabolism: 33, The metabolism of the coli-proteus 

 cloacae group in milk. In Jour. Amer. Chem. Soc, v. 36, no. 9, p. 

 1944-1947. 



9) KlNYOUN, J. J. 



1914. A bacteriological index for dirt in milk. In U. S. Naval Med. Bui., 

 •v. 8, no. 3, p. 435-442. 



10) Kinyoun, J. J., and Dieter, L. V. 



1912. A bacteriological study of the milk supply of Washington, D. C. In 

 Amer. Jour. Pub. Health, v. 2, no. 4, p. 262-274. 



11) Kinyoun, J. J., and Dieter, L. V. 



1912. On the preparation of Endo's medium. In Amer. Jour. Pub. Health, 

 v. 2, no. 12, p. 979-980. 



12) Prescott, S. C. 



1914. Report of hearing on ice cream before Dr. C. L. Alsberg, Chief of the 

 Bureau of Chemistry, U. S. Dept. Agr., Feb. 10 and Mar. 7, 1914, p. 

 88-119. 



13) Race, Joseph. 



1918. The examination of milk for public health purposes. 1st ed. 



14) Rogers, L. A., Clark, W. M., and Evans, A. C. 



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



In Jour. Infect. Diseases, v. 15, no. 1, p. 100-123. 



15) Rogers, L. A., Clark, W. M., and Evans, A. C. 



1915. The characteristics of bacteria of the colon type occurring on grains. 



In Jour. Infect. Diseases, v. 17, no. 1, p. 137-159. 



16) Rogers, L. A., Clark, W. M., and Evans, A. C. 



1916. Colon bacteria and streptococci and their significance in milk. In 



Amer. Jour. Pub. Health, v. 6, no. 4, p. 374-380. 



