Animal Inoculations 



269 



quently employed are shown in figure 72. Those of Meyer 

 and Roux resemble ordinary hypodermic syringes; that of 



Fig. 72. i. Roux's bacteriologic syringe; 2, Koch's syringe; 3, Meyer's 

 bacteriologic syringe. 



ig- 73- Altmann syringes for bacteriologic and hematologic work. 



Koch is supposed to possess the decided advantage of not 

 having a piston to come into contact with the fluid to 



