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

Worldwide Air Post Stamps and Postal History - Canada

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Start price: $150

Buyer's premium:

1932, black surcharge 6c on 5c brown olive, top right corner sheet margin plate OTTAWA No.A-2. 915A, third stamp at the top row with ”Swollen Breast” variety, full OG, NH (LH on margin), VF, Unitrade C.v. CAD$660 as single stamps, Scott #C3, var