Work with authority records
Discover how to work with authority records while editing in Connexion client.
Move to the next record
Change the position of the fixed field or display as variable fields
Use fixed field drop-down lists
Field restricted for editing
You cannot edit the following fields in an existing authority record. If you try to change these fields, the OCLC Cataloging system cannot validate the record.
- Leader byte 5 (Rec Stat)
- Leader byte 6 (Type)
- 008 field positions 0-5 (Entered)
- 001 field (ARN)
- 005 field
- 010 field (LCCN)
- 035 field
- 040 field cannot be changed except to add $b eng
LCCN format details (field 010)
The format for the Library of Congress Control Number (LCCN) includes the following segments:
- Two or four year characters represent the year the record was created in machine-readable format
- Serial number of one to six digits
- Prefixes (n, nb, no, nr, ns, sh, sj)
The following table provides details on data formatting for both pre-2001 LCCs (2- digit year) and current LCCNs (4-digit year).
LCCN segment | Pre-2001 LCCN length and position of segment | 2001 and later LCCN length and position of segment |
---|---|---|
Alphabetic prefix | Up to 3 letters Positions 1 through 3 1 to 3 leading blanks fill unoccupied positions
|
1 or 2 letters Positions 1 and 2 1 or 2 leading blanks fill unoccupied positions Note: Prefix with 1 letter appears with letter left- justified. |
Year | 2 digits Positions 4 and 5 |
4 digits Positions 3 and 6 |
Serial number | 1 to 6 digits Positions 6 through 11 1 to 5 leading zeros fill unoccupied positions |
1 to 6 digits Positions 7through 12 1 to 5 leading zeros fill unoccupied positions |
Supplement blank | 1 blank after last digit of serial number Position 12 |
Not needed |
Examples—name authority records | n 79063767 no 95015107 nr 00013605 |
nr2005026233 no2008131725 n 2008000884 |
Examples—subject authority records |
sh 85010297 sh 99001533 |
sh2001000183 |
Examples—children’s subject authority records | sj 96006123 | sj2004004943 |