Argentina
Cordoba. Provincial copper Pattern 4 Reales 1852 AU Details (Surface Hairlines) NGC, Cordoba mint, KM-Pn10 (of KM31), Janson-5.2. Cleaned at one time, but rarely encountered, with the sunface motif being more pronounced than nearly all the regular issue strikings in silver.
HID02901242017
Estimate: 400-600 USD