Page:The wealth of nations, volume 2.djvu/337

 duties were imposed, Great Britain was the sole, and she still continues to be the principal market to which the sugars of the British colonies could be exported. They amounted, therefore, to a prohibition, at first of claying or refining sugar for any foreign market, and at present of claying or refining it for the market, which takes off, perhaps, more than nine-tenths of the whole produce. The manufacture of claying or refining sugar accordingly, though it has flourished in all the sugar colonies of France, has been little cultivated in any of those of England, except for the market of the colonies themselves. While Granada was in the hands of the French, there was a refinery of sugar, by claying at least, upon almost every plantation. Since it fell into those of the English, almost all works of this kind have been given up, and there are at present, October, 1773, I am assured, not above two or three remaining in the island. At present, however, by an indulgence of the custom house, clayed or refined sugar, if reduced from loaves into powder, is commonly imported as muscovado.

While Great Britain encourages in America the manufactures of pig and bar iron, by exempting them from duties to which the like commodities are subject when imported from any other country, she imposes an absolute prohibition upon the erection of steel furnaces and slit-mills in any of her American plantations. She will not suffer her colonists to work in those more refined manufactures even for their own consumption; but insists upon their purchasing of her merchants and manufacturers all goods of this kind which they have occasion for.

She prohibits the exportation from one province to an other by water, and even the carriage by land upon horse