History of Aviation, Rare Stamps and Postal History of the World, Part 1
Lot 393:
1857, Queen Victoria, plate proof of 7½p in green, vertical imperforated pair with inscription at left, printed on India paper and mounted on card, no gum as issued, NH, VF, Unitrade #9P, C.v. CAD$700, Est. $250-$300 , Sc. #9
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