Lot 8, Canada twelve penny black plate proof, sold for C$1,462 November 23, 2020 by Sparks Auctions Lot 8 Canada #3Pi 12d Queen Victoria Plate Proof in Black, with Vertical SPECIMEN Overprint in Carmine, on India paper, a lovely example of this popular Pence proof, very fine. Unitrade CV$2,500, sold for C$1,250.00 plus 17% buyer’s premium.