Lot 4, Canada 1851 three penny beaver imperf on laid paper, used with target cancel July 24, 2020September 4, 2017 by Sparks Auctions 1851 3d red Beaver Imperforate, on Laid Paper, used with bold centrally struck target cancel, very clear laid lines, with very large and even margins all around, very fine. Accompanied by a 2001 Greene Foundation certificate. Unitrade CV C$1,600.