Aldrich, Thomas Bailey, 1836-1907 · Boston, CT : Hall and Locke · leaf 60
What the Earths Crust is Made of 35 been formed in a wonderful manner by tiny livingworkers. The workers are soft jelly-like creatures. … Coral Island. called polyps, who labor together in building up greatwalls and masses of coral. They never carry on their work above the surfaceof the water, for in the air they would die. Butthe waves breakthe coral, andheap it up abovehigh-water mark,and carry earthand seeds to dropthere till at…
Children's literature
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