References 421 



Raffel, S. Immunity, Hypersensitivity, Serology, Appleton-Century- 



Crofts, Inc., New York, New York, 1953. 

 Rahn, O. Physiology of Bacteria, P. Blakiston's Son and Company, Inc., 



New York, New York, 1932. 

 RatclifF, J. D. Yellow Magic. The Story of Penicillin, Random House, 



New York, New York, 1945. 

 Reed, W. "The etiology of yellow fever," Philadelphia Medical Journal, 



1900, 6, 790-796. 

 Reiihle, G. L. A., and Kulp, W. L. "Germ content of stable air and its 



effect upon tfie germ content of milk," Neiv York Agricultural Ex- 

 periment Station Bulletin 409, 1915. 

 Reyniers, J. A. Germ Free Life Studies, University of Notre Dame, Notre 



Dame, Indiana, 1949. 

 Rhodes, A. J., and van Rooyen, C. E. Textbook of Virology, 2nd. ed., 



Williams and Wilkins Company, Baltimore, Maryland, 1953. 

 Rice, T. B., and Coy, F. Microbiology and Pathology, The Macmillan 



Company, New York, New York, 1942. 

 Ross, R. "On some peculiar pigmented cells found in two mosquitoes 



fed on malarial blood," British Medical Journal, December 18, 1897. 



Sarles, W. B., Frazier, W. C, Wilson, J. B., and Knight, S. D. Micro- 

 biology, Harper and Brothers, New York, New York, 1951. 



Schaub, I. G., and Foley, M. K. Methods For Diagnostic Bacteriology, 

 C. V. Mosby Company, St. Louis, Missouri, 1943. 



Scaletti, ]. V., Cleverdon, R. C, and Newcomer, E. H. "Orcein stain 

 for bacterial chromatinic material," Journal of Bacteriology, 1952, 

 64, 183-186. 



Shakespeare, W. Hamlet, Prince of Denmark, Charles E. Merrill Com- 

 pany, New York, New York, 1915. 



Sigerist, H. E. The Great Doctors, W. W. Norton and Company, New 

 York, New York, 1933. 



Simond, P. L. "La propagation de la peste," Annales de LTnstitute 

 Pasteur, 1898, 12, 625. 



Smith, T., and Kilbourne, R. E. "Investigations into the nature, causa- 

 tion, and prevention of Texas or southern cattle fever," U. S. De- 

 partment of Agrictdture Bureau of Animal Industries Bulletin I, 1893. 



Snyder, L. H. Blood Grouping in Relation to Clinical and Legal Medi- 



