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688  Subject Added Entry--Type of Entity Unspecified (R)

Record Type

BIB

Input Standards

Field (Full/Minimal)
Optional/Optional
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Source of name, title, or term
blank character No information provided
7 Source specified in subfield ǂ2
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards (Full/Minimal)
ǂa Name, title, or term (NR) Mandatory/Mandatory
ǂe Relator term (R) Required if applicable/Required if applicable
ǂg Miscellaneous information (R) Required if applicable/Required if applicable
ǂ0 Authority record control number or standard number (R) Optional/Optional
ǂ1 Real World Object URI (R) Optional/Optional
ǂ2 Source of name, title, or term (NR) Required if applicable/Required if applicable
ǂ3 Materials specified (NR) Optional/Optional
ǂ4 Relationship (R) Optional/Optional
ǂ6 Linkage (NR) System supplied/System supplied
ǂ8 Field link and sequence number (R) Optional/Optional

Definition

Subject access point in which the entity type of the entry element is unspecified.

The field is used if no information is provided to identify the type of entity to which the subject heading belongs.

Subject headings that are not constructed by standard thesaurus-building conventions are recorded in field 653.

1st Indicator

Undefined. For information about 1st indicator position, see Subjects--General Information.

blank character

Undefined

2nd Indicator

Source of name, title, or term. For information about the 2nd indicator position, see Subjects--General Information.

 
blank character

No information provided

 
7

Source specified in subfield ǂ2

Subfields

 
ǂa Name, title, or term

For information about subfield ǂa, see Subjects--General Information.

688   7 Venus ǂ0 (DE-2581)TH000006586 ǂ2 gbd
688   7 Forum Romanum ǂ0 (DE-2581)TH000010820 ǂ2 gbd
ǂe Relator term

For information about subfield ǂe, see Subjects--General Information.

ǂg Miscellaneous information

For information about subfield ǂg, see Subjects--General Information.

ǂ0 Authority record control number or standard number

For information about subfield ǂ0, see Control Subfields.

688   7 Immanuel Kant (1724 - 1804) ǂ0 (DE-2581)TH000005362 ǂ2 gbd
688   7 Naturrecht ǂ0 (DE-2581)TH000006673 ǂ2 gbd
ǂ1 Real World Object URI

For information about subfield ǂ1, see Control Subfields.

ǂ2 Source of name, title, or term

For information about subfield ǂ2, see Control Subfields.

688   7 Stoiker ǂ0 (DE-2581)TH000010811 ǂ2 gbd
688   7 Roma Urbs ǂ0 (DE-2581)TH000010811 ǂ2 gbd
ǂ3 Materials specified

For information about subfield ǂ3, see Control Subfields.

ǂ4 Relationship

For information about subfield ǂ4, 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.

Punctuation

For information about punctuation, see Subjects--General Information.

For more information on punctuation, including OCLC policy, see section 2.8, Punctuation.

Indexing

Field 688 is not indexed.

MARC 21

For more information, including content designator history, see MARC 21 Format for Bibliographic Data, field 688.

This page last revised: August 27, 2020