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)

1944, Vukovar admission stamp with inverted overprint from the right bottom corner margin with margin printing "zu kniffen!", unused without gum, otherwise in perfect condition, signed Dr Dub and photo findings Müller BPP (1996)