Richard H. Thomas, Sr., M.D.  Click image to enlarge Go to lecture card display     UNIVERSITY OF MARYLAND. The Forty-fifth Annual Session will begin on Thursday, October 14,1852, and end March, 1853.   Nathan R. Smith, M. D., Principles and Practice of Surgery and Clinical Surgery. William E. A. Aikin, M.D., Chemistry and Pharmacy. Samuel Chew, M. D., Principles and Practice of Medicine and Clinical Medicine. Joseph Roar, M. D., Anatomy and Physiology. Richard H. Thomas, M.D., Obstetrics. George W. Miltenberger, M. D., Materia Medica, Therapeutics, and Pathology. Berwick B. Smith, M. D., Practical Anatomy.