Osler's textbook was the best English language work on medicine of its time. Besides being one of the greatest of all clinicians, Osler had a fine literary style and extensive knowledge of medical bibliography. This copy was in use at Memorial Hospital, St. Thomas, Ontario, built 1924. It belonged to Dr. Robert Kains (1849-1927 of that city. Golden & Roland 1378. Garrison-Morton 2231.