Directions for invigorating and prolonging life, or, The invalid's oracle : containing precepts, pointing out agreeable and effectual methods to prevent and relieve indigestion, and to regulate and strengthen the action of the stomach and bowels

Directions for invigorating and prolonging life, or, The invalid's oracle : containing precepts, pointing out agreeable and effectual methods to prevent and relieve indigestion, and to regulate and strengthen the action of the stomach and bowels