International Auction # 206 - part II

A fantastic copy of the rare black grey shade of 6 Sk. Bco in very strong colour. Canc. "GÖTHEBORG 25.2 1857" with a lightly bent corner perf. From pos No. 1, which Mats Ingers explains how it is part of the reason for the extremely strong colour, one of the strongest known of this shade. Please read his certificate! Certs Obermüller Wilén & Ingers.
Provenance: Liechtenstein. Harmers New York 1966.
VERY FINE EXHIBITION ITEM