1862c. Sitting Helvetia 5 centimes brown on granite paper with variety double printing (Zst. nr. 45.2.01) in pair (one regular ex.) with 2021 Jean-Claude Marchand certificate and 25 centimes green on white paper with variety double print of the word Helvetia of which one reversed (Zst. nr. 40.2.01), very fine, cat.v. CHF 750 in envelope
