5xx Fields

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525  Supplement Note (R)

Record Type


Input Standards

Required if applicable/Optional
1st Indicator  Undefined
blank character Undefined
2nd Indicator  Undefined
blank character Undefined
Subfields (R=Repeatable  NR=Nonrepeatable) Input Standards
ǂa Supplement note (NR) Mandatory/Mandatory
ǂ6 Linkage (NR) System supplied/System supplied
ǂ8 Field link and sequence number (R) Optional/Optional


A note used to record any supplements or special issues that are neither cataloged as separate records nor recorded in linking entry field 770. Use primarily for unnamed supplements or special issues. Named supplements that are not cataloged on a separate record may also be mentioned.

1st Indicator

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

blank character


2nd Indicator

Undefined. The 2nd indicator position is undefined and contains a blank.

blank character



ǂa Supplement note

The entire text of the note.

525     Separately paged supplement accompanies volume 5.
525     Supplements accompany some issues.
525     Unnumbered and undated supplements with title Bollettino accompany each issue.
525     Volumes for 1961- kept up-to-date by midyear supplements.
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.


Field 525 is not indexed.

This page last revised: April 15, 2019