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Printed at Worcester, Massachusetts : By Isaiah Thomas ; sold at his bookstore in Worcester ; by said Thomas, and Andrews, Faust's Statue, Newbury Street, Boston ; and by said Thomas, and Carlisle, in Walpole, Newhampshire, MDCCXCIII [1793]
London : Printed for the author, and to be had at his house, or at his laboratory, and by all other vendors of these drops, most of whose names are inserted at the end of this essay, 1783