Auction: SW1011 - Switzerland - Selection of Classic Philately
Lot: 649
1938, 75/50 Rp. Flugpost schwarz und rot, "PRO AERO" Aufdruck, gut zentriert, postfrisch mit Originalgummi. Ein prächtiges Exemplar dieser sehr seltenen Marke. Attest Marchand, signiert Hassel und G. Bolaffi. SBK F26 = CHF 22.500.
Sold for
SFr6,500
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