A system that maintains consistency in cataloging terms and provides interconnecting links among names, subjects, and uniform titles/series through the use of cross-references.
authority record
A record that contains the established heading and cross-references for a bibliographic field under Authority Control.
authorized heading
The correct term for a name, subject, and uniform title/series as defined by the Library of Congress. Also known as the established heading.
authority table
In M3, the table where all authority records are stored.
cross- reference
A link from an unestablished heading to an established heading, or a link from an established heading to other related established headings. In Authority Control, there are two types of cross-references: See and See also.
established heading
The correct term for a name, subject, and uniform title/series as defined by the Library of Congress. Also known as the authorized heading.
Library of Congress database
A database maintained by the Library of Congress containing over 5 million authority records. This database is available with M3 for automatic downloading of authority records.
MARC field 950
In M3, the Authority Control Flag field in a bibliographic record. The presence of this field indicates that the bibliographic record is verified (that is, all its bibliographic fields under Authority Control are linked to their associated authority records).
See Also From tracing
The correct definition for a See also reference as displayed in M3.
See also reference
A link from an established heading to other related established headings. For example, Swine… See also Livestock. The See also reference is stored in the 5xx field of the authority record. An established heading can have an unlimited number of See also references.
See From tracing
The correct definition for a See reference as displayed in M3.
See reference
A link from an unestablished heading to the established heading. For example: Pigs… See Swine. The See reference is stored in the 4xx field of the authority record. An established heading can have an unlimited number of See references.
skeletal authority record
In M3, the authority record that is created if an exact match is not found between a bibliographic field and an existing authority record.
subfield @
In M3, the subfield in a bibliographic field that contains the ten digit control number of the associated authority control record.
subject scheme
The type of subject record as defined by the second indicator of the bibliographic field. Applicable to all the 6xx subject fields.
unauthorized heading
The incorrect term for a name, subject, and uniform titles/series as defined by the Library of Congress. This type of heading would be a See reference. Also known as the unestablished heading.
unestablished heading
The incorrect term for a name, subject, and uniform titles/series as defined by the Library of Congress. This type of heading would be a See reference. Also known as the unauthorized heading.
verification
In M3, the process by which bibliographic fields under Authority Control are linked to the app
