Nervous system – Surgery – United States – 20th century

College of Physicians & Surgeons in the City of New York / Columbia University Faculty of Medicine, 1807-
Dates
Department of Neurological Surgery Operation Logbooks Columbia University. College of Physicians and Surgeons. Department of Neurological Surgery 1933-1938, 1946-1957
Department of Neurological Surgery Operating Room Schedules Columbia University. College of Physicians and Surgeons. Department of Neurological Surgery 1950-1995
Department of Neurological Surgery Staff Operations Columbia University. College of Physicians and Surgeons. Department of Neurological Surgery 1955-1958