Uploaded October 2016 | Updated September 2026, 2 weeks ago
Spanish Colonial Cobs.
Assayer YA, of the Potosi Mint. The identity IS Francisco de Yllana. Thanks to Jorge Proctor for his fantastic research and helping solve many of the mysterious of the assayers of the Spanish Colonial mints.
Spanish Colonial Cobs.
Assayer YA, of the Potosi Mint. The identity IS Francisco de Yllana. Thanks to Jorge Proctor for his fantastic research and helping solve many of the mysterious of the assayers of the Spanish Colonial mints.
