1. An inaugural dissertation on the Polygala senega, commonly called seneca snake-root: submitted to the examination of the Rev. John Ewing, S.S.T.P., provost, the trustees & medical faculty, of the University of Pennsylvania, on the 22d day of May, 1798, for the degree of Doctor of Medicine Author(s): Winston, Isaac. Publication: Philadelphia : Printed by Way & Groff, no. 27 Arch-Street, 1798 Subject(s): PolygalaPhytotherapyPlants, Medicinal
