The Policy, Training, and Cooperative Programs Division (PTCP) of the Library of Congress maintains the documentation listed below. Each file provides access to either a webpage or a spreadsheet file that lists the history of updates for this documentation since July 2023.
Descriptive cataloging
Controlled vocabularies and classification
- LC Subject Headings Manual (Excel) (PDF)
- LC Classification and Shelfisting Manual (Excel) (PDF)
- LC Genre/Form Terms Manual (Excel) (PDF)
- LC Demographic Group Terms Manual (Excel) (PDF)
- LC Medium of Performance Thesaurus for Music Manual (Excel) (PDF)
- LC Children's Subject Headings (CYAC) and Manual (Excel) (PDF)
