Watch List notes:

Banco de Valparaiso, Chile, proposed design for an unissued 50 pesos, 18- (1870), no serial numbers uniface, black on yellow, national arms at top centre,, (Pick S477-478 for series), printed on card, in PMG holder......a previously unknown denomination for the 1870 series, lovely vibrant large size specimen, possibly unique.

Estimate: £600 - £800