128 TACT AGAINST FICTIOK. 



difficulties, one to each, and tlie lancet should be of 

 the first class, and the hand attempting to operate 

 should be very light, because the skin of the inside 

 the ear is very thin, and replete with the smaller 

 veins, and, therefore, prone to shed quite enough 

 blood to weaken the virus or to wash it away. 



The skin in front of the shoulder-blade, or at the 

 s2)ot previously described, is very thick, and there 

 is very great difficulty in applying the virus deep 

 enough for it to be taken up, and yet not to draw 

 much blood. 



These facts often mar the ruder attempts at vacci- 

 nation, and get a verdict given against the remedy, 

 which in such instances has never been applied. 



When vaccination has been successfully accom- 

 plished, the spot should be narroivly ivatclied clay 

 hy day. If a slight festering, or if a small pustule 

 does not arise the vaccination has not taken, however 

 carefully done, and the suggested remedy has not 

 been tested. 



The fact of the successful result is discoverable in 

 the third or fourtli day, generally speaking ; and if 

 the vaccination is of a rather severe character, it 

 varies much according to the strength of the 

 virus and the strength of the constitution, the 



