Great Britain
Selections from the Eric P. Newman Collection of World Coins. George III counterstamped Bank of England Half Dollar ND (1797), S-3767, ESC-611, "VF Details Scratches" NGC. Struck on a 4 Reales of Bolivia (1784-Potosi PR), the entire host coin is evenly worn with grayish blue toning. In fact virtually no wear shows on the sunken oval c/s image of King George. An average example of this emergency issue, the Spanish silver was remade into British sterling money at the Royal Mint on behalf of the Bank of England, the coin's official issuer.
Estimate: 600-800 USD