The Wealth of Nations by Part 5 Chapter 2 Page 176

leather which the salt-maker, the soap-maker, and the candle-maker consume while employed in their service.

In Great Britain, the principal taxes upon the necessaries of life are those upon the four commodities just now mentioned, salt, leather, soap, and candles.

Salt is a very ancient and a very universal subject of taxation. It was taxed among the Romans, and it is so at present in, I believe, every part of Europe.

The quantity annually consumed by any individual is so small, and may be purchased so gradually, that nobody, it seems to have been thought, could feel very sensibly even a pretty heavy tax upon it. It is in England taxed at three shillings and fourpence a bushel- about three times the original price of the commodity. In some other