Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World. Part 3

Imperial Russia - Postal Forgeries to defraud Postal Authorities

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Start price: $2,000

Buyer's premium:

1900(c), 7k blue, perforation L13¼x14¼, printed on paper without watermark, block of four, genuine cancellation ”Otdelenie Pochtovogo Vagona 10.VII.1900”, reinforced perforation, slight top left corner bend, VF and with high probability the only correctly used block of four of this postal counterfeit, Est. $3,500-$4,000, Sc. # 50