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Odessa 1918, black overprint (type 3) on perforated 20k, 50k, 70k x2, and two imperforated 1k, different varieties of overprints (doubled or inverted) and basic stamps (shifted background or center, pre-printed paper fold),full OG, LH or hinged, VF, most valuable stamps expertized by J. Bulat, UPV, Dr. Seichter and etc.
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