-
Library of Congress Subject Headings
LCSH has been actively maintained since 1898 to catalog materials held at the Library of Congress. By virtue of cooperative cataloging other libraries around the United States... -
Open Library
About One web page for every book ever published. It's a lofty, but achievable, goal. To build it, we need hundreds of millions of book records, a brand new database... -
Hungarian National Library (NSZL) catalog
OPAC and Digital Library and the corresponding authority data as Linked Open Data. The used vocabularies are * RDFDC for bibliographic data, * FOAF for name authority entries,...