On May 11, 2014, OCLC implemented changes related to the OCLC-MARC Bibliographic Format Update 2014.  This includes MARC 21 Update No. 16, dated April 2013, code list additions, and other suggestions from WorldCat users and OCLC staff.  Details are available in OCLC Technical Bulletin 263 (http://www.oclc.org/support/services/worldcat/documentation/tb/263.en.html). 


Note that this MARC Update will be installed in two phases. Technical Bulletin 263 documents phase 1. Phase 2 will occur later in 2014.


Glenn E. Patton

Director, WorldCat Quality Management


6565 Kilgour Place

Dublin  OH  43017-3395

Phone: +1.800.848.5878, ext. 6371 or +1.614.764.6371

Fax: +1.614.718.7187

Email: [log in to unmask]