The Wealth of Nations by Part 1 Chapter 11 Page 145

price of the quarter of nine bushels of the best wheat at Windsor market appears, from the same accounts, to have been L2 11s. O 1., which is only 1s O 1. dearer than it had been during the sixteen years before. But in the course of these sixty-four years there happened two events which must have produced a much greater scarcity of corn than what the course of the seasons would otherwise have occasioned, and which, therefore, without supposing any further reduction in the value of silver, will much more than account for this very small enhancement of price.

The first of these events was the civil war, which, by discouraging tillage and interrupting commerce, must have raised the price of corn much above what the course of the seasons would otherwise have occasioned.

It must have had this