Heinrich Köhler 382nd Auction – Day 4 - Collections: Europe and Overseas, including Great Britain and British Commonwealth, German States & German Empire

"ULTRAMAR": 1890/36 (ca.), unused group of over 50 postal stationery cards, envelopes and reply cards with the security overprints from the Portuguese UPU postal archives for the colonies, incl. "COLONIAS", "SPECIMEN" and "ESPECIMEN", with Curaçao, Dutch Indies and Surinam, together with meter cards, some toning and mixed condition, a very scarce group