3 Rbl. on 20 Kop., workers, black yellow green, in type III, the stamp point at top left a mould stain on, the other condition is perfect mint never hinged, unsigned! it is a matter here, in particular in mint never hinged condition, about a extremely raree stamp, photo expertize Walter Zirath BPP (2025) : " of the anyway already small edition are, in particular mint never hinged, only a few pieces have been preserved, so that they extremely rare are. ", Michel 15.000.-