AR Bank Dollar (4 Shillings 9d) 41mm. 26.97g. Countermarked Spanish Dollar Bank of England
Counterstamp of an armored bust of George III, right, within an incuse oval.
Standard Spanish Colonial (Bolivia; Potosi mint) 8 Reales reverse.
S. 3765a; KM 634
A most appealing example, well struck on a broad host coin. Scarcer mint host coin for type.
Host coin Good VF and somewhat lustrous.
Dubbed by contemporary pundits as 'the head of a fool on the neck of an ass', this countermark is usually found on Mexico City Mint issues. More rarely it is encountered on issues of Peru, Bolivia, and Chile, respectively.