Los 627
30 c. lilac, horizontal block of 6 from the upper right sheet corner, nice colour, unused o.g., the perforations somewhat strengthened by hinges in the vertical perforation between the 2nd and 3rd stamp at top, otherwise fine and fresh, largest known multiple of this stamp, certificate Böttger BPP (2016)
Provenance: 'Melusina' (2009)