Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2

The One Man Collection of Czechoslovakia - Special Delivery

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Start price: $75

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1919, 5h yellow green on yellowish paper, vertical strip of four with gutter in the middle, control marking ”3.50” at the top and horizontal fold on the gutter, full OG, NH, VF, expertized by R. Gilbert, Scott #E2, var