Bidspirit auction | Imperial Russia - Romanov Dynasty

Imperial Russia - Romanov Dynasty Proofs - 1913, Nicholas I, imperforated large die proof of 15k in light blue, printed on chalk-surfaced thick paper, size 45x71mm, traces of hinges as usual, no thins or other defects, VF and very rare proof in blue color, Est. $1,300-$1,600, Scott #95