A dissertation on the King's evil [electronic resource] : with some account of a medicine which (tho' an Alterative, and gives no Uneasiness to the Patient) has cured many of that disorder, Even when Most Inveterate, and has been found effectual in other complaints, occasioned by Obstructions, or a vitiated State of the Blood. To which are added, the cases of many persons who have been cured, and a proposal highly meriting the consideration of the public.