Variable Control Fields

Leader

Record Status

Record Type

Bibliographic Level

Type of Control

Character Coding

Encoding level

Cataloging Form

Other Fields in the Leader

008

Publication Status

Date 1 and Date 2

Place of Publication

Form of Item

Language

Modified Record

Cataloging Source

006

Leader

Required for all records.

No additional local guidelines.

Record Status

No additional local guidelines.

Record Type

No additional local guidelines.

Bibliographic Level

Do not use d; instead see Analytics and Bound-withs training documentation on Manuscript Unit Sharepoint.

For parts of a collection cataloged separately, see instructions for 580 field.

Type of Control

No additional local guidelines.

Character Coding

No additional local guidelines.

Encoding Level

Full and baseline records: code as _.

 Preliminary records: code as 7.

  • Generally do not create preliminary records, except for items with rush cataloging requests which will be fully cataloged later.

Retrospective conversion records (recon): code as 1. 

  • For cataloging converted from previous descriptions, such as the BRBL manuscript card catalog, without examination of the material itself.

  • When recon is updated to full cataloging, change to _. Also note the update in MFHD 852 ‡x.

Cataloging Form

No additional local guidelines.

Other Fields in the Leader

No additional local guidelines.

008 (Mixed Material)

Required for all records.

Publication Status (Type of Date)

For a date span falling within one year:

  • Code as i and enter the same year in both Date 1 and Date 2.
  • For example, a diary was written between April 1 and April 15, 1800.  The publication status should be coded i and date 1 and date 2 should both be coded 1800.

For date spans qualified by a question mark in the 245 or 264:

  • Code as q

Date 1 and Date 2

For a collection acquired over a period of years while incomplete, such as an ongoing gift:

  • Enter the current date span.

For date spans that are estimated to the century or decade:

  • Code u for each estimated digit
  • For example, an item has an estimated creation date of the 19th century.  Date 1 and date 2 should both be coded 18uu.
  • For example, a collection has an estimated creation date of circa 1920s-1930s.  Date 1 should be coded 192u and Date 2 should be coded 193u.

Place of Publication

No additional local guidelines.

Form of Item

No additional local guidelines.

Language

No additional local guidelines.

Modified Record

No additional local guidelines.

Cataloging Source

No additional local guidelines.

006 Additional Materials Characteristics

  • As of 2018 September, use 006t (manuscript language) for all single item manuscript records. Do not use 006t for collection-level records.
  • For all non-text genres traced in a 655, mention in 520 and enter a corresponding 006.

Common 006 codes include:

  • knnn : kn for photographs
  • knnn : an for artwork
  • m : u for computer media and computer files
  • i : nnn for nonmusical AV recordings
  • j: zzu for musical AV recordings