Publisher's Synopsis
Excerpt from Classification: Class Q, Science
The schedules here printed represent the present arrangement of books and pamphlets on the shelves at the Library of Congress in the section devoted to pure science. During the recataloguing, which is now in progress, the scheme will be revised and changes will be made, wherever necessary, before final publication.
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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.
