The Library of Congress Name Authority File and Subject Heading bulk download files available at https://id.loc.gov/download/ have been updated and will continue to be updated according to the following schedule:
LCSH – Weekly on Wednesdays (if there are any changes)
LCNAF – Once a month on the 15th
These full bulk download files are available as newline-delimited JSON-LD and XML, as well as N-Triple serializations.
Please let us know if you have a questions or concerns.
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