Lot 304, Canada 1929 Scroll issue plate proof blocks of four on india paper July 24, 2020September 19, 2016 by Sparks Auctions Lot 304 Canada #149P-159P 1929 1c to $1 Scroll Plate Proof Set, on India paper, all in blocks of four, with large margins and extremely fine. An exceptionally scarce group as very few exist or are ever offered on the market. Unitrade CV C$10,000