1. Historical address delivered before the Middlesex North District Medical Society: July 28, 1880 Author(s): Edwards, N. B. (Nathan Brown), 1820-1893 Publication: Lowell, Mass. : Stone, Bacheller & Livingston, printers, 1880 Subject(s): Societies, Medical -- historyPhysicians -- historyMassachusettsMiddlesex North District Medical Society (Middlesex County, Mass.)