

Brazil, John VI (1799-1816). 960 Reis 1813, KM 307, Silver 40,6 mm, weight 26,80 g. .896, countermark SANPEX III, Condition aUNC
SANPEX was a numismatic and philatelic exhibition in Santos Dumont, Minas Gerais, Brazil. This countermark commemorates its third anniversary, which took place from September 9-16, 1956.