The Wealth of Nations by Part 1 Chapter 11 Page 299

when the labour was probably much less subdivided, and the machinery employed much more imperfect, than it is at present.

In 1487, being the 4th of Henry VII, it was enacted that “whosoever shall sell by retail a broad yard of the finest scarlet grained, or of other grained cloth of the finest making, above sixteen shillings, shall forfeit forty shillings for every yard so sold.” Sixteen shillings, therefore, containing about the same quantity of silver as four-and-twenty shillings of our present money, was, at that time, reckoned not an unreasonable price for a yard of the finest cloth; and as this is a sumptuary law, such cloth, it is probable, had usually been sold somewhat dearer.

A guinea may be reckoned the highest price in the present times. Even though the quality of