Prophylacticum; or, a preservative against the miserable consequences of the venomous bite of a mad - creature : being a calm reply to an outrageous libel, intitled, Remarks on the review of the quicksilver controversy. As the remarks are here reprinted verbatim, and answered by paragraphs separately in their order; and as the content arises solely from Dr. T--r's Survey of the legacy, it will be no improper piece to bind up with the second, or some future edition of that so famous book. Recommended to the perusal of all who have had, or may have the curiosity to consult what has hitherto been published on the subject of crude mercury Published by T. Dover