Get started with Authorities: Format and indexes, which provides details on selected topics that catalogers need to identify and verify information in bibliographic and/or authority records via the OCLC® authority file.
Find cataloging authorization levels in order of most basic to highly specialized, how to edit and replace name authority records versus edit records locally, and a summary of the differences between editing name authority records versus locally edited records.
Find information the OCLC authority file, which contains records received from the Library of Congress (LC) and records added by Name Authority Cooperative Program (NACO) participants.