Aldrich, Thomas Bailey, 1836-1907 · Boston, CT : Hall and Locke · leaf 167
d; though no doubt the worms have in thesecases been largely aided by earth washed and blownfrom the adjoining land, especially when cultivated.The old tesselated pavements have, however, oftensuffered by having subsided unequally from being un-equally undermined by the worms. Even old massivewalls… … Section through One of the Druidical Stones atStonehenge, showing how much it had sunkINTO the Ground. (Scale, h inch to 1 foot.) How the Soil is Made 139 monolitlis and some old walls have fallen down fromhaving been undermined by worms. Worms prepare the ground in an excellent mannerfor the…
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