Lot 540 Canada #387a 1959 5c St. Lawrence Seaway with Inverted Centre, with full never hinged original gum, no fingerprints or gum bends as usually seen on these rare error stamps but has a small natural paper inclusion, fine-very fine. Accompanied by 2000 Greene Foundation Certificate. Unitrade CV$16,000, sold for $8,000 plus buyer’s premium.
A Traditional Philatelic Auction House — Ottawa, Ontario, Canada
