2 1/2 Groschen large shield, reddish brown, unused with original gum - gum free places, having bright colours and good perforated as well good embossed extremely fine copy, faultless condition, signed, Pfenniger, Hennies BPP and photo expertize Hansmichael Krug BPP (2023) \"in perfect condition unused a very rare stamp. \", Michel 2.600.-