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September 2013 data update now available for the WorldCat knowledge base

The WorldCat knowledge base continues to grow with new providers and collections added monthly and we’re excited to announce the addition of new collections from EBSCOhost, eBooks on EBSCOhost, Ovid and ProQuest.

  • To view all knowledge base updates for September, please go to the WorldCat knowledge base support site
  • To view knowledge base statistics and a complete list of collections available in the WorldCat knowledge base, please go to the WorldCat knowledge base collections page.

Note:  The list of knowledge base resources indicates which collections are open access, which are customizable… and the percentage of items in each collection that contain an OCLC number. Items with OCLC numbers can have holdings set in WorldCat and/or can have MARC records output.

If you have questions about the WorldCat Knowledge base, please contact OCLC Customer Support (U.S.) at, or 800-848-5800, or +1-614-793-8682, or visit the OCLC Support contact information page for OCLC Support in your region.