The Wealth of Nations by Part 1 Chapter 11 Page 242

rising; or to the price which pays the labour and expense of cultivating the land which furnishes them with food as well as these are paid upon the greater part of other cultivated land.

The business of the dairy, like the feeding of hogs and poultry, is originally carried on as a save-all. The cattle necessarily kept upon the farm produce more milk than either the rearing of their own young or the consumption of the farmer’s family requires; and they produce most at one particular season.

But of all the productions of land, milk is perhaps the most perishable. In the warm season, when it is most abundant, it will scarce keep four-and-twenty hours. The farmer, by making it into fresh butter, stores a small part of it for a week: by making it into salt butter, for a year: and by