Heinrich Köhler 383rd Auction – Day 5 Germany 1849–2000 – German Empire, German Colonies with Occupation Issues (G.R.I. and MAFIA), Plebiscite Areas, Germany after WWII – The Erik B. Nagel Collection (part III)

1886, 20 Pfennig dark ultramarine in souvenir sheet of nine, vertical pair and single value with cancellation "APIA KDPAg ** 15.10.89" on piece. Two values with small faults, otherwise in perfect condition, an optically very attractive on piece with larger multiples, certificate Jäschke-L. BPP (2022)