Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 1

Canada - King George V Pictorial issue

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Start price: $150

Buyer's premium:

1935, 4c yellow, 5c blue and 8c deep orange, imperforated plate proofs in horizontal pairs, printed on India paper and mounted on cards, no gum as produced, NH, VF, Unitrade 220P-22P, C.v. CAD$600++, Est. $250-$300, Sc. # 220-22