Catalog data are a library’s most important map to knowledge. What does it mean that the Library of Congress just released 25 million records to the public?

Li Studier Students study advanced theory and practice in cataloging and classification with an emphasis on the Library of Congress classification schedules and cataloging of non-book media, and ...

Catalog data are a library's most important map to knowledge. What does it mean that the Library of Congress just released 25 million records to the public?

The library sought to arrange its collections on that model into the 19th century. As the number of books and libraries grew, a more systematic approach was needed.