"ULTRAMAR": 1900/48 (ca.), unused group of over 50 postal stationery cards, envelopes and reply cards (4) with the security overprints from the Portuguese UPU postal archives for the colonies, incl. "COLONIAS" and "ESPECIMEN", with Switzerland, Great Britain and Liechtenstein, together with some meters (4), parcel cards and wrappers (11); some toning and mixed condition, a very scarce group
