Lot 30148 – 1913 Romanov Tercentenary 5 Ruble, state 18 complete die proof in blackish brown on wove paper

1913 Romanov Tercentenary 5 Ruble, state 18 complete die proof in blackish brown on wove paper, without the names of designer and engraver beneath the picture, pencil « 25 » on reverse, very fine. Possibly from the Tsar collection published in the Yamschik-Post Rider 1983, No 12 page 15.