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Although all numeric codes are now technically available for all catalogers, use of a particular code will be dependent on upon the individual's workflow/job description/project, etc.
- Full-level cataloging
- Use # (blank)
- (previously Harvard used I or #)
- PCC records will continue to require the 042 as applicable
- Use # (blank)
- Full-level, material not examined (not used in regular cataloging workflows)
- Use 1
- Less than full-level, material not examined (not used in regular cataloging workflows)
- Use 2
- Abbreviated-level cataloging. A brief record that does not meet Minimal-level cataloging specifications.
- Use 3
- Core level
- Do not use, obsolete.
- Partial (preliminary) level cataloging. Brief records that do not meet the requirements of Minimal-level cataloging specifications.
- Use 5
- (previously Harvard used 3 with a 500 note: Partial (preliminary) level record)
- CONSER practice: LC full-level descriptive records lacking call numbers, subject headings, and related fields are coded 5 until these data elements have been assigned by LC. Harvard's CONSER catalogers may add 050 14 call numbers, subject headings, and other subject-related data elements, but leave the Encoding Level at 5 pending LC's edits.
- Use 5
- Minimal-level cataloging
- Use 7
- (previously Harvard used K)
- CONSER practice: Encoding level 7 is also used for otherwise full records containing non-series AAPs that lack supporting NACO records.
- Use 7
- Note on Pre-publication records
Please note that only CIP participants may use 8 for Pre-publication level.
- CONSER practice: Harvard's CONSER catalogers may upgrade Pre-publication records created by the US ISSN Center according to established procedures, but designated staff in Serials Cataloging must then report these changes to the Center: Serials Cataloging - Instructions for ISSN Requests
- Note on batch process records
- M is automatically assigned to batch-loaded records; it cannot/should not be manually assigned by catalogers. Staff editing M-level records should adjust the encoding level as appropriate.
- OCLC is actively working on a process to evaluate OCLC records with the aim of assigning accurate coding to records and eliminating the "M" encoding level.
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