Bidspirit auction | Imperial Russia - Romanov Dynasty

Imperial Russia - Romanov Dynasty Proofs - 1913, Alexander III, imperforated large die proof of 3k in green, quadruple (three inverted) impression on chalk-surfaced thick paper, size 48x57mm, traces of hinge at top, no usual thins or other hidden defects, VF and probably unique, Est. $1,500-$2,000, Scott #90