ARGENTINA. Essai 40 Centavos Struck in Brass, 1879. PCGS SP-64+ Secure Holder.cf.KM-E4a (unlisted in brass); cf.CJ-29.5 (unlisted in brass). Medal axis. Sharply struck, lustrous and attractively toned with hints of red and green throughout.
ARGENTINA. Essai 40 Centavos Struck in Brass, 1879. PCGS SP-64+ Secure Holder.cf.KM-E4a (unlisted in brass); cf.CJ-29.5 (unlisted in brass). Medal axis. Sharply struck, lustrous and attractively toned with hints of red and green throughout.