A dissertation on the use of Goulard's original extract of saturn, [electronic resource] : or lead; and of his vegeto-mineral water: together with some revived remedies. By George Arnaud, M. D. And Surgeon: In Church-Street, St. Ann's, Soho, London. To be had at the Doctor's, and no where else; he being the only Person in England authorized to sell this Extract, of Mr. Goulard's own manufacturing, at Ten Shillings and Six Pence a Phial of five Ounces; sealed with the two initial Letters of the Doctor's Name, G. A. in a Cypher.