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1860 rare letter with the first Polish stamp, from the collection of W.Rachmanow
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1922 Upper Silesia issue, complete set of rare unissued proofs
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1942 Woldenberg, unique variety of the 2nd Widow issue
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1956 Melbourne Olympics, the legendary inverted printing of Boxers
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2004 Visits of John Paul II in Poland, unique proof of unissued block
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1919 Cracow issue, postage due stamp with rare inverted overprint |