Watch List notes:

EIDGENOSSENSCHAFT. Proben. 20 Franken 1871. Durussel. 6.47 g. Richter (Proben) 2-65. HMZ 2-1226a. Fr. 492. Sehr selten / Very rare. Prachtexemplar / Most attractive piece. Fast FDC / About uncirculated.
(~€ 25640/~US$ 31580)