1. Congratulatory address: delivered at the seventy-fifth anniversary of the Medical Society of the District of Columbia at Rifles' Armory Hall, Washington, D.C., February 16, 1894 Author(s): Parvin, Theophilus, 1829-1898, author Publication: [Washington, D.C.?] : [publisher not identified], [1894?] Subject(s): Societies, MedicalDistrict of ColumbiaMedical Society of the District of Columbia.