Set of six values 1967 in blocks of 25, all black overprinted US astronauts, mint never hinged, scarce and very fine
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1967, Astronauten, kompletter Satz in 25er-Blöcken, komplett schwarz statt rot überdruckt, postfrisch, 3.750,-
0; Übersee A-Z; ADEN; Kathiri State of Seiyun
0; Overseas A-Z; ADEN; Kathiri State of Seiyun