After settling the positions of the rooms with regard to the quarters of the sky, we must next consider the principles on which should be constructed those apartments in private houses which are meant for the householders themselves, and those which are to be shared in common with outsiders. The private rooms are those into which nobody has the right to enter without invitation, such as bedrooms, dining-rooms, bathrooms, and all others used for like purposes. The common are those which any of the people have a perfect right to enter, even without invitation. . . .Those who do business in country produce must have stalls and shops in their entrance-courts, with crypts, granaries, storerooms, and so forth in their houses, constructed more for the purpose of keeping the produce in good condition than for ornamental beauty. For capitalists and farmers...