A 'SILVER' TUMBAGA BAR, approximately 6in. x 2in. (150mm. x 70mm.), 25.49oz. (790.3g.), stamped with N and II(?)X, P on its side below, all in incuse squares, the central mark obscured by encrustation

细节
A 'SILVER' TUMBAGA BAR, approximately 6in. x 2in. (150mm. x 70mm.), 25.49oz. (790.3g.), stamped with N and II(?)X, P on its side below, all in incuse squares, the central mark obscured by encrustation

Certificate no. 1070: gold 0.40 silver 67.2 copper 32.4R