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SOVIET UNION
SOVIET UNION POSTAGE STAMPS AND POSTAL HISTORY
Lot # 709 | P | Scott # 326-27
| 1925, Academy of Sciences, 3k orange brown and 15k olive brown, complete set of two, trial printing on thick paper without watermark, full OG, LH, VF, tiny dealer's hs on reverse, Est. $300-$350 . |