20 Kopeken postal stationery card with "Pleskau/20 kop" overprint, advertising slogan 06, black handstamp overprint, added Pleskau MiNr. 8, blank card, cancelled "PCKOB * K * 17 10 41", perfect condition, expertised Dr. Rommerskirchen BPP and E Keiler, photo opinion Robert Brunel VP (2025) "Condition is sound"