Bidspirit auction | Imperial Russia - Proofs from

Imperial Russia - Proofs from the Tsar Collection - 1913, Tercentenary of the Romanov Dynasty, Alexis Mikhailovich, imperforated large die proof of 25k in black, printed on chalk-surfaced thick paper, size 37x48mm, trace of hinges, no thins, fresh and VF, proofs of 25k are very scarce, especially in black, Est. $1,600-$2,000 , Sc. #97