Hamilton, CW duplex group, 24 covers and cards incl. 1868 Berri duplex with 5¢ Beaver pair to US, 1863 to Chippawa care of "Mr. Thomas McLaughlin, Army pensioner", 1873 duplex with "5" in center of grid, 1875 DON-716Ca mutilated "5" in center of grid (ERD), 1911 "S" duplex GTR train station, and others mostly Victorian era. (Image)