Aldrich, Thomas Bailey, 1836-1907 · Boston, CT : Hall and Locke · leaf 45
mple of Disturb- , ii i » , ^ -p ANCE OF THE Earths ^e should have an easier task, ifi^ATERs. the strata were all left lying just as they were first formed, in smooth level layers, oneabove another. But if it were so, we could know very-little about the lower layers. We might indeed feel sure, as… … What the Earths Crust is Made of 21 So much would be clear. And we might dig alsoand burrow a httle way down, through a few differentkinds of rock, where they were not too thick. Butthat would be all. There our powers would cease. Now how different. Through the heavings and tilt-ings of the earths…
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