1. Doctors' commons: an ethic address, delivered before the District Medical Society for the County of Burlington, January 10, 1854 Author(s): Butler, Samuel Worcester, 1823-1874 Publication: Burlington : Printed by John Rodgers, 1854 Subject(s): Ethics, Medical
2. A biographical sketch of the late Nathaniel Chapman, M.D., professor of theory and practice of medicine in the University of Pennsylvania Author(s): Butler, Samuel Worcester, 1823-1874 Publication: Philadelphia : Joseph M. Wilson, [1854?] Subject(s): PhysiciansFacultyPhiladelphiaChapman, Nathaniel, 1780-1853.University of Pennsylvania.
