Does not the manufacturer also call upon nature to assist him?
Does he not by the assistance of steam-machinery force into his service the weight of the atmosphere, as I, by the use of the plough, take advantage of its humidity?
Is it the cloth-manufacturer who has created the laws of gravitation, transmission of forces and of affinities?
_The Petitioners._--Well, well, we will give up wool, but assuredly coal is the work, the exclusive work, of nature.

This, at least, is _independent of all human labor_.
_Mr.de St.Cricq._--Yes, nature certainly has made coal; but _labor has made its value_.

Where was the _value_ of coal during the millions of years when it lay unknown and buried a hundred feet below the surface of the earth?
It was necessary to seek it.

Here was labor.

It was necessary to transport it to a market.