The National Archives Catalog

Source Note

Mandatory Repeatable Data Type Authority Public Element
Yes Yes Variable Character Length (2000) None Yes



Resources cited to develop and support headings and references in an authority record.



Documents sources consulted to develop and document the form of headings and references in an authority record.


Relationship: This element is dependent on Topical Subject, Person, Organization, Geographic Reference, Specific Records Type, or Program Area. To have Source Note, one of these authority records must be created.



See the Subject Cataloging Manual: Subject Headings (Library of Congress) and MARC21Format for Authority Data online.




LC authorities online, Jan. 11, 2011


Encyclopedia Britannica Online (1997-2002)


Glossary of Art, Architecture, and Design since 1945


CALL Thesaurus (2004)

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Lifecycle Data Requirements Guide