SUBCUTANEOUS INOCULATION OF ANIMALS. 201 



This is tacked upon the board in such a position that 

 its long axis runs in the long axis of the board, being 



FIG. 



The Voges-Rabinowitsch holder for guinea-pigs. 



equidistant from its two sides. Its small end is placed 

 at the edge of the board. The mouse is taken up by 

 the tail by means of a pair of tongs and allowed to 

 crawl into the smaller end of this wire cone. When so 

 far in that only the root of the tail projects, the animal 

 is then fixed in this position by a clamp and thumb- 



