1 Kreuzer small breast shield, yellowish green, block of four from the lower margin, the upper stamps with full original gum and slight adherence trace - the lower values mint never hinged, a great rarity the breast shield issues, there are only a few mint never hinged / unused blocks of four of this stamp registered, unsigned, photo expertize Hansmichael Krug BPP (2023) ". in perfect condition. ", Michel 14.800.- (for single values, free of premium for the scarce sheet margin unity! )