COMARC/B Format for Bibliographic Data

PDFCOMARC/BFebruary2021

609 Form heading*

This field contains a term or terms indicating the form, genre and/or physical characteristics of the resource being described.

Subfields & repeatability

FIELD/SUBFIELDREPEATABILITY
609Form heading*r
aEntry elementnr
xTopical subdivisionr
yGeographical subdivisionr
wForm subdivisionr
zChronological subdivisionr
2System codenr
3Authority record numbernr
6Linking datanr
9Previous authority record number*nr

Indicators

INDICATORVALUEMEANING
1Name display indicator*
No value
0Not displayed**
1Displayed in catalogues**
2Displayed in bibliographies**
3Displayed in catalogues and bibliographies**
2Not defined

SUBFIELDS

609a Entry element

A term in the form prescribed by the subject system used.

609x Topical subdivision

A term added to further specify the topic that the subject heading represents (see examples 2, 8, 9, 12).

609y Geographical subdivision

A term to further specify a place in relation to the topic that the subject heading represents (see examples 1, 3, 4, 9).

609z Chronological subdivision

A term to further specify the time period in relation to the topic that the subject heading represents (see examples 1, 2, 3, 4, 9).

609w Form subdivision

A term to further specify the kind or genre of the material (see example 5).

6092 System code

Code of the system or subject heading list (thesaurus) from which the subject heading is derived. It is recommended that this subfield is always filled in in a field 609.

6093 Authority record number

Identification number of an authority record for a form, genre and/or physical characteristics (see examples 7, 10, 11).

6096 Linking data

A two-digit number (01–99) for linking the 609 fields with the corresponding 969 fields.

6099 Previous authority record number*

This subfield is generated automatically in the compatibility process of bibliographic and authority records that are marked to be deleted.

If field 609 is linked to such authority record, the identification number of the authority record, that is used instead of the "deleted" record, is entered automatically in subfield 3 during the compatibility process; the former content of subfield 3 is transferred into subfield 9.

NOTES ON FIELD CONTENTS

This field contains data entered in accordance with the subject system used.

Subfield 6096 is used only when form, genre and/or physical characteristics are not linked to an authority record via subfield 6093.

RELATED FIELDS

606TOPICAL NAME USED AS SUBJECT
This field contains topical name used as subject.

EXAMPLES

  1. 609⊔⊔aEmblem books yGermany z17th century 2rbgenr
    (Form heading which has been chosen from the thesaurus for rare books.)
  2. 609⊔⊔aDictionaries xFrench z18th century 2rbgenr
    (The item is a French dictionary published in 1770.)
  3. 609⊔⊔aBritish marble papers (Paper) xGermany z17th century 2rbpap
    (A term specifying the physical characteristics of the item based on the thesaurus Paper terms: a thesaurus for use in rare book and special collections cataloguing.)
  4. 609⊔⊔aVellum bindings (Binding) yItaly z16th century 2rbbin
  5. 609⊔⊔aChildren’s stories wPictorial works 2lc
  6. 609⊔⊔aDetective and mystery stories 2gsafd
  7. 2001⊔aMartine à la montagne fconçu et réalisé par White Birds
    609⊔⊔3FRBNF133189029 aJeux video
    (The item is a video game.)
  8. *

    609⊔⊔aKuharski recepti xMed 2NUK
  9. *

    609⊔⊔aKoledarji, stenski xKrajinske fotografije ySlovenija z2016
  10. *

    609⊔⊔314915688 aGlasba za kljunasto flavto 2SGC
  11. *

    609⊔⊔31210728 aEnciklopedije in leksikoni 2SGC
  12. * COBISS.net

    609⊔⊔aLeksikoni xSociologija 2BH