Theory of the Earth, by James Hutton, [1788 and 1795]
The Theory illustrated with a view of the
Valleys of the Alps. Such is the summit of the Alps, a body wasting by the influence of the elements, slowly changing, but in actual decay. This mass of granite is arrived at such a perfect state of degradation as leaves no trace of its original shape or height, from whence we might compute the quantity which has been lost, or time which had flowed in bringing about that event.