5 on 4 Mrd (Billion). M. Basket cover pattern, vertical block of six, mint never hinged, unsigned, well perforated, three stamps dull places in gum, decorative large unit, photo expertize Weinbuch BPP (2017) ". . . Mint never hinged, stamps, overprints and gum are genuine, the quality is except for a little dull places in gum by three stamps perfect. ", Michel 600.-