TEST OF VACCINATION.
{"newspaper_name": "American watchman and Delaware advertiser.", "edition": "01", "page": "p2", "byline": ""}
v hen pei son has been vaccinated on one arm,
Inc Surgeon should vaccinate the other arm, with
nalier taken from the first. If the first vaccina
ZION has been perfect, the pustules on both arms
viii grow to head at precisely the same time; and
i Ibis does not take plsce the aysem has not been
properly affected, and the saccnaticn ough, TO be
repeated. This easy ard simple test FIRST brought
INTO notice by DIR, Bruce, of Edinburgh, ought
psyer to BE- neglected,