Canada #10 1857 6d reddish purple Consort on thick, fibrous paper July 24, 2020February 11, 2013 by Sparks Auctions Coming in Auction #12: Canada #10 1857 6d reddish purple Consort on Thick, Fibrous Paper, used with 4-ring numeral cancel and four nice margins. Scarce this nice, very fine. Unitrade CV$8,000.