Bidspirit auction | Imperial Russia - Postal Forgeries

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