8XX - Location and Alternate Graphics-General Information
MARC 21 Authority
"Full" documentation refers to the MARC 21 Format for Authority Data that contains detailed descriptions of every data element, along with examples, input conventions and history sections.
"Concise" documentation refers to the MARC 21 Concise Format for Authority Data that contains abridged descriptions of every data element, along with examples.
856 - Electronic Location and Access
880 - Alternate Graphic Representation
DEFINITION AND SCOPE
Fields 856 and 880 are the only 8XX fields defined in the MARC 21 authority format at
the present time. For the most part, these fields carry over the definitions found in
the MARC 21 Bibliographic and Community Information formats.