| Langstaff: A Nineteenth-Century Medical Life Subjects: Langstaff James Miles 1825–1889; Medicine -- Ontario -- Richmond Hill -- History -- 19th century; Physicians -- Ontario -- Richmond Hill -- Biography; Duffin bases her insights on a detailed computer-assisted analysis of 40 years of extant daybooks of James Langstaff (1825-1889). Duffin Jacalyn : Jacalyn Duffin is a physician, a historian, and Hannah Professor Emerita at Queen's University. |