Library of Congress

Cataloging Distribution Service

The Library of Congress > Cataloging Distribution Service > MARC Distribution Services (data set) > Classification (database)
Classification (database)
Computer file
MARC Classification records for all Library of Congress Classification printed schedules from A-Z. Weekly issues include new, changed, and deleted records. Proposed changes are also included. Available in MARC 21 and MARCXML formats.

This service distributes records only; no software is included for display or manipulation of the data.

Check the latest Technical Notices for MDS services.

2018 Subscription: Available weekly. Approximately 10,000 records of which 4,200 are new.

2018 Price: $3,975

Retrospective: A file of classification records created or updated from 1997 through December 31, 2014 is available. The file contains about 647,000 records. File size: 250 MB. Average record length: 392 bytes.

2018 Price: $3,975
Included in Classification Web

Introduction to MARC Distribution Services (data set)

Library of Congress cataloging records are available via FTP (File Transfer Protocol) delivery. Records are for materials in hundreds of languages, including non-roman alphabets in original scripts. MDS provides national level cataloging for almost all English-language imprints.

> more about MARC Distribution Services (data set)