Worldwide Air Post Stamps and Postal History, Philatelic Rarities of the World, Part 2
Lot 1819:
1913, Alexander III, two imperforate proofs of central vignette for stamp of 3k in carmine or deep rose, different stages of the oval design printed on thickened chalk-surfaced paper without gum, sizes 27x42mm and 26x32mm, the last one with marginal thin, both are hinged, VF appearance and very scarce, Est. $800-$1,000, Scott #90
Share this lot: