The mephitic alkaline water, [electronic resource] : whose Efficacy in Calculous and Gravelly Complaints, and other Disorders in the Urinary Passages, has been attested in the strongest Manner by Persons of the most reputable Characters, that have received Benefit from its Use, is carefully and accurately prepared according to the Directions given by Dr. Falconer, and sold by John Killick, No. 7, Broadway, Black Friars, near Ludgate-Hill, in Half-Pint Bottles, at Six Shillings per Dozen, each of which contains sufficient for One Dose. If the Bottles are returned, Two Shillings and Six-Pence per Dozen will be allowed.