Lot 444 Newfoundland #C8DP $1 Historic Transatlantic Flights Progressive Die Proof in Dark Blue, on white wove paper, missing the shading in the vignette and with white oceans, a very fine and very rare die proof. Accompanied by a 2022 Greene Foundation certificate. Rsv. $1,100. Estimate C$1,500.
A Traditional Philatelic Auction House — Ottawa, Ontario, Canada
