"The chalk is no unimportant element in the masonry of the earth's crust, and it impresses a peculiar stamp, varying with the conditions to which it is exposed, on the scenery of the districts in which it occurs." - Thomas Henry Huxley

Thomas Henry Huxley: The chalk is no unimportant element in the masonry of...

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"The chalk is no unimportant element in the masonry of the earth's crust, and it impresses a peculiar stamp, varying with the conditions to which it is exposed, on the scenery of the districts in which it occurs." - Thomas Henry Huxley

Uploaded 7 years ago