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647  Subject Added Entry--Named Event (R)

Record Type

BIB

Input Standards

Required if applicable/Optional
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Thesaurus
0 Library of Congress Subject Headings
1 LC subject heading for children's literature
2 Medical Subject Headings
3 National Agricultural Library subject authority file
4 Source not specified
5 Canadian Subject Headings
6 Répertoire de vedettes-matière
7 Source specified in subfield ǂ2
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
ǂa Named event (NR) Mandatory/Mandatory
ǂc Location of named event (R) Required if applicable/Required if applicable
ǂd Date of named event (NR) Required if applicable/Required if applicable
ǂg Miscellaneous information (R) Required if applicable/Required if applicable
ǂv Form subdivision (R) Required if applicable/Required if applicable
ǂx General subdivision (R) Required if applicable/Required if applicable
ǂy Chronological subdivision (R) Required if applicable/Required if applicable
ǂz Geographic subdivision (R) Required if applicable/Required if applicable
ǂ0 Authority record control number or standard number (R) Optional/Optional
ǂ2 Source of heading or term (NR) Required if applicable/Required if applicable
ǂ3 Materials specified (NR) Optional/Optional
ǂ6 Linkage (NR) System supplied/System supplied
ǂ8 Field link and sequence number (R) Optional/Optional

Definition

Subject added entry in which the entry element is a named event.

Named events are those that cannot be regarded as responsible agents, e.g., battles, earthquakes, famines, financial crises, fires, hurricanes, riots, strikes, volcanic eruptions, wars, etc.

Named events that can be regarded as responsible agents such as meetings or conferences as well as athletic contests, competitions, expeditions, expositions, fairs, festivals, sports events, tournaments, etc., are recorded in field 611.

Subject added entries are assigned to a bibliographic record to provide access according to generally accepted thesaurus-building rules (e.g., Faceted Application of Subject Terminology (FAST)). Field 647 may be used by any institution assigning subject headings based on the lists and authority files identified in the second indicator position or in subfield ǂ2 (Source of heading or term).

1st Indicator

Undefined. The 1st indicator position is undefined and contains a blank ( blank character ).

blank character

Undefined

2nd Indicator

Thesaurus. The thesaurus or subject heading system used in constructing the subject heading.

 
0

Library of Congress Subject Headings. Subject added entry conforms to and is appropriate for use in the Library of Congress Subject Headings (LCSH) and the Name authority files that are maintained by the Library of Congress.

 
1

LC subject headings for children's literature. Subject added entry conforms to the "AC Subject Headings" section of the Library of Congress Subject Headings and is appropriate for use in the LC Annotated Card Program.

 
2

Medical Subject Headings. Subject added entry conforms to and is appropriate for use in the National Library of Medicine authority files.

 
3

National Agricultural Library subject authority file. Subject added entry conforms to and is appropriate for use in the National Agricultural Library subject authority file.

 
4

Source not specified. Subject added entry conforms to a controlled list that cannot be identified by second indicator values 0-3, 5-6 or by a code in subfield ǂ2.

Use field 653 to record terms that are not derived from controlled subject heading lists.

 
5

Canadian Subject Headings. Subject added entry conforms to and is appropriate for use in the Canadian Subject Headings that is maintained by the Library and Archives Canada.

 
6

Répertoire de vedettes-matière. Subject added entry conforms to the Répertoire de vedettes-matière that is maintained by the Bibliothèque de l'Université Laval.

 
7

Source specified in subfield ǂ2. Subject added entry conforms to a set of subject heading system/thesaurus building rules. The identifying code is given in subfield ǂ2.

Subfields

 
ǂa Named event

Name of an event which cannot be regarded as a responsible agent.

647   7 Bunker Hill, Battle of ǂc (Boston, Massachusetts : ǂd 1775) ǂ2 fast ǂ0 (OCoLC)fst01710024
ǂc Location of named event

Place name or a name of an institution where a named event occurred. Multiple adjacent locations are contained in repeated ǂc subfields.

647   7 Coal Strike ǂc (Great Britain : ǂd 1984-1985) ǂ2 fast ǂ0 (OCoLC)fst00865219
ǂd Date of named event

Date or time period related to a named event.

647   7
Hurricane Katrina ǂd (2005) ǂ2 fast ǂ0 (OCoLC)fst01755264
ǂg Miscellaneous information

Data element that is not more appropriately contained in another defined subfield.

ǂv Form subdivision

Form subdivision that designates a specific kind or genre of material as defined by the thesaurus being used. Subfield ǂv is appropriate only when a form subject subdivision is added to a main term.

ǂx General subdivision

A subject subdivision that is not more appropriately contained in subfield ǂv, ǂy, or ǂz. Subfield ǂx is appropriate only when a general topical subdivision is added to a main term.

ǂy Chronological subdivision

Subject subdivision that represents a period of time. Subfield ǂy is appropriate only when a chronological subject subdivision is added to a main term.

ǂz Geographic subdivision

Geographic subject subdivision. Subfield ǂz is appropriate only when a geographic subject subdivision is added to a main term.

ǂ0 Authority record control number or standard number

For information about subfield ǂ0, see Control Subfields.

647   7 Famine ǂc (Ireland : ǂd 1845-1852) ǂ2 fast ǂ0 (OCoLC)fst01353092
ǂ2 Source of heading or term

A MARC code that identifies the source list from which the subject added entry was assigned. Use only when the 2nd indicator value is 7. See Subject Heading and Term Source Codes (http://www.loc.gov/standards/sourcelist/subject.html).

647   7
Eruption of Mount Saint Helens ǂc (Washington : ǂd 1980) ǂ2 fast ǂ0 (OCoLC)fst01353018
ǂ3 Materials specified

For information about subfield ǂ3, see Control Subfields.

ǂ6 Linkage

Data that link fields when non-Latin script is entered. This subfield is system supplied and does not appear in OCLC online displays. Do not add subfield ǂ6. For more information about subfield ǂ6, see Control Subfields.

ǂ8 Field link and sequence number

For information about subfield ǂ8, see Control Subfields.

Indexing

For indexing and searching information, see Searching WorldCat Indexes, field 647.

This page last revised: October 16, 2017