LIST OF ILLUSTRATIONS. xv 



FIG. I'AGE 



38. SPECIMEN OF MUCUS-FLAKES FROM A MONKEY 164 



39. FROM A PREPARATION OF FRESH MUCUS-FLAKES FROM 



THE ILEUM OF A TYPICAL RAPIDLY FATAL CASE OF 

 CHOLERA 168 



40. FROM A PREPARATION OF FRESH MUCUS-FLAKES FROM 



THE ILEUM OF ANOTHER TYPICAL RAPIDLY FATAL 

 CASE OF CHOLERA 169 



