1. Eighty and how to reach it: or plain, every-day care of the great organs of digestion, secretion and circulation Author(s): Schenck, J. H. (Joseph Hammitt), 1847-1913 author Publication: Philadelphia, Pa. : Dr. J.H. Schenck & Son, [1888] Subject(s): LongevityPharmaceutical PreparationsPodophyllum peltatum
