BULGARIA. Copper 10 Santim Essai (Pattern), 1880-OM. Paris (Oeschger Mesdach) Mint. PCGS SPECIMEN-63 Brown. KM-E1. Displaying mostly deep brown surfaces, this bewitching and <strong>RARE</strong> pattern striking also yields some hints of electrified cobalt nearer the peripheries, with an abundance of lustrous brilliance evident throughout.
