Library of Congress Classification Schedules
by Library of Congress , Library of Congress Catalog Division , Library of Congress Classification DIV
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First published: 2018
1 language
ISBN: 9781015753877
![Subject headings used in the dictionary catalogs of the Library of Congress [from 1897 through December 1955] 6th ed](https://covers.openlibrary.org/b/id/12737369-M.jpg)