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Lot # 628 | P | Scott # 254
| 1923, die proof of worker 5k in dark violet, litho printing, size 22.5x26.5mm (fitted for stamp size), full OG, LH, VF and extremely rare, the similar proof is shown in Standard Collection book "Drafts of Stamps. USSR",page 7, an issued stamp in lilac shade is added for comparison . |