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)

1900, 2nd Tsingtau issue 5 Pf on 10 Pfennig, overprint type 2, neatly unused, in fine condition, scarce stamp (postage stamp), signed Kosack and handmark "A(lbert) F(riedemann)" and certificate Jäschke-L. BPP (2022)