Update Notes

July/August 2022
Leader and 008 field updated in all relevant records to adjust the material type to "Manuscript language material", to reflect the unpublished nature of these records.
67 Duplicate records for directives removed from automated file (correct records retained in the separate file MOP2_Directives_with_LCSH_Automated_UpdatedJul2022). 
Please note that OCNs have changed for all records, due to the updates.

Oct 2022
Missing URLs added for three records:
C2142's response to 1990 Summer directive part 1
C1786's response to 1993 Autumn/Winter directive part 2
G1041's response to 1998 Autumn directive part 1

Feb 2026
Item-level MARC records replaced with directive-level records. Records now represent overarching directives, rather than individual documents. Update implemented to reduce catalogue swamping and improve discovery. Previous item-level MARC records are available in folder for reference and withdrawal purposes.
