MISCELLANEOUS TOPICS 173 



and using the virus of cow-pox so as to secure pro- 

 tection against the contagion of this most dreaded 

 disease. At the present time the use of his method is 

 so general being at times prescribed by law that 

 small-pox, from being one of the most common 

 diseases, is now comparatively rare. 



The objections raised to vaccination are usually 

 based on the fear of communicating other serious 

 conditions. But this danger is reduced to a min- 

 imum by the production of pure and standard cul- 

 tures. 



