Lot   Cat.#
607  43-44 imp
1889, 20k blue and carmine, 50k violet and green, two imperforated singles printed on horizontally laid paper, a part of red letter at the bottom of "Obrazets" overprint, enlarged margins, full OG, very light traces of hinge, VF and rare, these stamps had never been issued imperforated, SC #55-56 imp

Stamp Auction #80, December 14, 2018. Raritan Stamp, Inc