Original: Stamp mill, a specialized machine for reducing ore to powder for further processing or for fracturing other materials a manual typewriter Mill (currency), a denomination used by some currencies, the equivalent of a tenth of a cent/penny, or a thousandth of the currency unit.
Simplified: Stamp mill, a specialized machine for reducing ore to powder for further processing or for fracturing other materials Mill (currency), a tenth of a cent/penny The standard author abbreviation Mill.