CONTENTS XV 



CHAPTER PAGE 



XXXVIII. BORDET-GENGOU BACILLUS, MORAX-AXENFELD BACILLUS, ZUR 



NEDDEN BACILLUS, DUCREY BACILLUS 543 



XXXIX. THE BACILLI OF THE HEMORRHAGIC SEPTICEMIA GROUP AND 



BACILLUS PESTIS 551 



XL. BACILLUS ANTHRACIS AND ANTHRAX . 553 



XLI. BACILLUS PYOCYANEUS 577 



XLII. ASIATIC CHOLERA AND THE CHOLERA ORGANISM 582 



XLIII. DISEASES CAUSED BY SPIROCH^TES 592 



XLIV. THE HIGHER BACTERIA 618 



XLV. THE YEASTS 629 



XL VI. HYPHOMYCETES . 635 



SECTION IV 



EXANTHEMATA AND DISEASES CAUSED BY 

 FILTRABLE VIRUS 



CHAPTER PACK 



XLVII. RABIES 646 



XLVIIL SMALLPOX 657 



XLIX. ACUTE ANTERIOR POLIOMYELITIS 664 



L. YELLOW FEVER *. . 668 



LI. MEASLES, SCARLET FEVER, AND FOOT-AND-MOUTH DISEASE . . 675 



SECTION V 



BACTERIA IN AIR, SOIL, WATER, AND MILK 



CHAPTER PAGE 



LII. BACTERIA IN THE AIR AND SOIL 683 



LIII. BACTERIA IN WATER 689 



. BACTERIA IN MILK AND MILK PRODUCTS, BACTERM IN THE 



