This day are publifhed, price is. 641. 11DRACTICA.L OBSERVATIONS on the INOi CU LATION of the COWPDX: T.which ..
... the COWPDX: T.which is prefixed, a Coin pendiou s Hiftory of that Difcafe, and of its introduaion as a Preventative of the Small-pox. Defigned principally to promote a knowledge of the fubject amongit thofe who have not hitherto attended to it. By JOHN ADDINGTON ...