BOLIVIA. Cob Real, 1767-P V-Y. Potosi Mint. Charles III. PCGS VF-25 Gold Shield. KM-42; Cal-Type 51#456. Weight: 3.15 gms. Bright and untoned with one legible date and part of another.<p><em>The Potosi mint inaugurated the production of milled pillar coinage in 1767 but did not cease minting cobs until 1773, a situation which greatly annoyed officials in Madrid.</em>