2src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2127667/fullReport...in 1852 with evidence1853Geo. E. Thomas & Co.37131055305957D7694519342819src: https://digitalarchive.tpl.ca/internal/media/dispatcher/2013617/fullToronto Mechanics' Institute : lectures to be delivered in the hall of the Institute during the winter of 1853-41853Geo. E. Thomas & Co.1853-LECTURES-SB7644064288178