Worldwide Air Post stamps and postal history, Zeppelin Flight items, philatelic rarities of the World. Part 3

Philatelic Exchange Tax Stamps

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Start price: $200

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1932-33, the sixth issue, horizontal se-tenant pair stamps with black surcharges 3r and 5r on 35k ultra, full OG, NH, VF, Soviet Philatelic hs on reverse, Standard #PE26-27