Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 1
Thursday, March 20, 2025 at 3:00 PM UTC
Lot 400:
1937, 8c scarlet, top margin vertical pair, 15c claret and 25c slate, left sheet margin blocks of four, top stamp of the pair and right stamps of the blocks have no watermark, full OG, NH, VF and rare trio, Unitrade #236i, 239i, 242 var, C.v. CAD$600 plus error of 25c is not listed in the Cat., Est. $300-$400, Scott #236, 239, 242 var
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