Reader’s Question: Color shift on DPRK stamp?
(Reader’s question/Q&A) KSS member Kimmo has a question regarding this stamp: “I have a North Korean stamp from 1976 (SG N 1555; Mi 1527) with a color shift (red 3 mm right and 1 mm up from the correct alignment). I would like to know if members are able to provide me additional information on […]
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