ON VACCINATION
... I .. ON VACCIOATIQN- de TO TIlE EDITORS OF THE LEEDS MERCiURY. to eg GjaMTLE3AekN,-Tbe prelthlence of the i natural I SmallPrbx, at present, in thianeighbourhood, and thb many deathe ire that coosequestly havo taken place from the virucrie with which Ill that compirint has now appeared, ?? me to eipresi my sur- he prlse that any parent can be so cateless as to neglect the measoof 2i- ...