1. A biographical memoir of Hugh Williamson, M.D., LL. D: delivered on the first of November, 1819, at the request of the New-York Historical Society Author(s): Hosack, David, 1769-1835 Publication: New-York : Printed by C. S. Van Winkle, printer to the University, 1820 Subject(s): PhysiciansNew YorkWilliamson, Hugh, 1735-1819.