1845, 2 1/2 Rp \"pigeon of Basle\", red / bright blue / black, first edition, wide white margined copy the apart from one Oxidation the blue printing ink in above average total maintenance exists, tied by red dated postmark \"Basle\", expertized Pfenniger and photo expertize Jean Claude Marchand SBPV (2023), Michel 15.000.- (Zumstein no. 8 a)