The Wealth of Nations by Part 4 Chapter 6 Page 33

standard weight, the annual coinage must, besides this, fill up the large vacuities which exportation and the melting pot are continually making in the current coin. It was upon this account that during the ten or twelve years immediately preceding the late reformation of the gold coin, the annual coinage amounted at an average to more than eight hundred and fifty thousand pounds. But if there had been a seignorage of four or five per cent upon the gold coin, it would probably, even in the state in which things then were, have put an effectual stop to the business both of exportation and of the melting pot. The bank, instead of losing every year about two and a half per cent upon the bullion which was to be coined into more than eight hundred and fifty thousand pounds, or incurring an annual loss of more than twenty-one thousand two hundred and fifty