257 



Evans and Cope: Univ. of Penna, Med. Bull., 1908, vol. 21, p. 264. 



Fokker: Ztschr. f. Hyg., 1890, vol. 9, p. 41; Fortschr. d. Med., 1890, vol. 8, 



p. 7. 



Heinemann and Glenn: Jour, of Inf. Dis., 1908, vol. 5, p. 534. 

 Hesse: Zeitsch. f. Hyg., 1894, vol. 17, p. 238. 

 Hippius: Jahrb. f. Kinderheilk., 1905, vol. 61, p. 372. 

 Hunziker: Cornell Univ. Agri. Exper. Sta., Bull. 197, 1901. 

 Klimmer: Zeitsch. f. Tiermed., 1902, vol. 6, p. 206; Arch. f. Kinderheilk., 



1903, vol. 36, p. 1. 

 Kolle: Milchhygienische Untersuchungen, Jena, 1904, G. Fischer; Klin. 



Jahrbuch, 1905, vol. 13, p. 328. 



Koning: Milchwirthsch. Centr., 1905, vol. 1, pp. 49, 60, 99. 

 Luckhardt: Jour. Inf. Dis., 1910, vol. 7, p. 57. 

 Marshall: Cent. f. Bakt., Abt. 2, 1902, vol. 9, p. 496. 

 Park: New York Univ. Bull, of Med. Sci., 1901, vol. 1, pp. 2, 71. 

 Rosenau and McCoy: Jour. Exper. Med., 1908, vol. 18, p. 165; Bull. 56, 



Public Health and Marine Hospital Service, p. 457. 

 Rullmann and Trommsdorff; Arch. f. Hyg., 1906, vol. 59, p. 229. 

 St. John and Pennington: Jour. Inf. Dis., 1907, vol. 4, p. 647. 

 Stocking: Storrs' Agri. Exper. iSta., Bull. 28, 1904, p. 89. 

 Uffelmann: Berl. Klin. Wchschr., 1892, vol. 29, p. 1209. 



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