1 / 3 Groschen small breast shield, yellowish green, block of four, fresh colours and excellent embossed, right lower stamp with brown spot, left lower with short tooth - beyond that faultless condition, unsigned, photo expertize Hansmichael Krug BPP (2023) \"otherwise are the stamps as usual perforated and in perfect condition. Unused a rare block of four. \", Michel 5.000.-