90 
Park, W. H.; & Williams, A. W. 
1896. The production of diphtheria toxin. <J. exper. med., N. York, v. 1 (1), 
pp. 164-185. 
Ritchie, James. 
1902. A review of current theories regarding immunity. <J. Hyg., Cambridge, 
V. 2 (2, 3, 4), pp. 215-250; 251-285; 452-454. 
1904. Immunity: A general review. <Brit. M. J., Lond., v. 2, Sept. 10 (2280), 
pp. 557-560. 
Roux, E. 
1900. Mesure de I’activite des serums. <X. Internal. Cong. f. Hyg. u. Demogra- 
phie, pp. 21-26. 
Roux, E. ; & Martin, L. 
1894. Contribution a I’etude de ladiphtherie (serum-therapie). <Ann. de Tlnst. 
Pasteur, Par., v. 8 (9), pp. 609-639. 
Roux, E. ; & Yersin, A. 
1888. Contribution a 1’ etude de la diphtherie. <Ibidem, v. 2 (12), pp. 629-661. 
1889. Contribution a I’etude de la diphtherie. (2® memoire. ) <Ibidem, v. 3 (6), 
pp. 273-288. 
1890. Contribution a I’etude de la diphtherie. (3® memoire. ) <Ibidem, v. 4 (7), 
pp. 385-426. 
Sachs, Hans. 
1901. Immunisierungsversuchemit immunikorperbaladenen Erythrocyten. <Cen- 
tralbl. f. Bakteriol., Jena, v. 30 (13), pp. 491-494. ' 
1902. Giebt es einheitliche Alexin wirkungen? <Berl. klin. Wchnschr., v. 39 (9- 
10), pp. 181-183; 216-218. 
Salmon, D. E. ; & Smith, T. 
1884-6. On a new method of producing immunity from contagious diseases. <Proc. 
Biol. Soc. Wash., v. 3, pp. 29-33. 
1887. Experiments on the production of immunity by the hypodermic injection 
of sterilized cultures. (Abstract.) <Tr. Internat. M. Cong., Wash., v. 
3, pp. 403 — 10 
Salomonsen, C. J. ; & Madsen, Thorvald. 
1897. Recherches sur la marche de 1’ immunisation active contre la diphtherie. 
<^Aiin. de I’Inst. Pasteur, Par., v. 11 (4), pp. 315-331. 
1898. Sur la reproduction de la substance antitoxique apres de fortes saignees. 
<Ibidem, v. 12 (11), pp. 763-773, 4 figs. 
1899. Recherches sur la marche de rimmunisation active contre la diphtherie. 2™® 
memoire. <Ibidem, v. 13 (3), pp. 262-272, 5 figs. 
Smith, Theobald. 
1896. The conditions which influence the appearance of toxin in cultures of- diph- 
theria bacillus. <Tr. Ass. Am. Physicians, Phila., v. 11, pp. 37-61. 
1898. The toxin of diphtheria and its antitoxin. <Bost. M. & S. J., v. 139 (7-8), 
pp. 157; 192. 
1899. The relation of dextrose to the production of toxin in bouillon cultures of 
the diphtheriabacillus. <J. Exper. Med., N. York, v. 4 (3-4), pp. 373-397. 
1900. The antitoxin unit in diphtheria. <^J. Bost. Soc. Med. Sci., v. 5 (1), pp. 
1-11, 1 fig. 
s 1905. Degrees of susceptibility to diphtheria toxin among guinea pigs. Trans- 
mission from parent to offspring. -<J. M. Research, Bost., v. 13 (3), p. 341. 
