About David Gagan David Gagan is a professor emeritus of History at Simon Fraser University. Books by David Gagan For Patients of Moderate Means A Social History of the Voluntary Public General Hospital in Canada, 1890-1950 by (author) David Gagan & Rosemary R. Gagan Hopeful Travellers Families, Land, and Social Change in Mid-Victorian Peel County, Canada West by (author) David Gagan The Denison Family of Toronto 1792-1925 by (author) David Gagan
