Bidspirit auction | Imperial Russia

Imperial Russia - 1858, 10k brown and blue, perforation 14½x15, printed on thin paper with numeral ''1'' watermark, intact perforation and fresh colors, unused, no gum, VF and scarce, minor corners soiling not mentioned in N. Mandrovski certificate, C.v. $4,400 for stamp w/o gum, Est. $1,000-$1,500, Sc. #2