Excerpt from The Book of Knowledge, Vol. 7: The Children's Encyclopedia The names of most of the sciences, we know, end in ology, and we might expect the name of the science of the stars - using the word stars to include all the bright objects in the heavens to be astrology. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.