Lot 30019 – 1913 Romanov Tercentenary 1k olive, complete die proof on chalk surfaced paper

1913 Romanov Tercentenary 1k olive-yellow complete die proof on chalk surfaced paper, with the names of designer and engraver beneath the picture, pencil “43” on reverse”, possibly from Tsar collection sold by R. Lowe auction in 1935 – Lot 16 described as “ 1 kopek: Two die proofs in shades of olive”, published in the Yamschik-Post Rider 1983, No 12, page 12, small thin at top, fine and rare