ILLUSTRATIONS

FIGURE

1.-BACILLUS OF BUBONIC PLAGUE

2.—SPIRILLUM OF ASIATIC CHOLERA ("COMMA BACIL

LUS OF KOCH").

3-BACILLUS OF TYPHOID FEVER.

PAGE

ΙΟΙ

4-SPIRILLUM OF RELAPSING FEVER, AS SEEN IN THE

BLOOD

5.--BACILLUS OF TUBERCULOSIS, AS SEEN IN THE SPUTUM

OF A PATIENT HAVING PULMONARY CONSUMPTION. 6.-BACILLUS OF LEPROSY, AS SEEN IN A THIN SECTION OF A LEPROUS NODULE.

7.-BACILLUS OF DIPHTHERIA

149

160

182

193

200

206

266