Our Alma Mater Fifty Years 3go. AN ORATION DELIVERED BEFORE THE ALUMNI ASSOCIATION, OF THE COLLEGE OF PHYSICIANS AND SURGEONS, MEDICAL DEPARTMENT OF COLUMBIA COLLEGE, NEW YORK, AT THE SPRING COMMENCEMENT, MARCH 14, 1861. BY THOS. W. BLATCHFORD, A. M., M. D. TROY, N. Y.: |