1. Transactions and proceedings of the seventy-fifth anniversary of the Medical Society of the District of Columbia: celebrated February 16, 1894 Author(s): Medical Society of the District of Columbia. Publication: Washington : Rufus H. Darby, printer, 1894 Subject(s): Societies, Medical -- historyEducation, Medical -- historyHospitals -- historyAnniversaries and Special EventsDistrict of ColumbiaMedical Society of the District of Columbia.