LC Guidelines: 035 System Control Number
NACO:
The use of field 035 is determined by each contributor's system.
Do not use subfields: $6, $8
SACO:
Do not use this field.
LC:
NAMES/SERIES:
As part of the conversion of data to its current system, an 035 field was added to every name/series authority record. An 035 is also added to all new and updated authority records coming into the LC database from other systems as part of the load process.
Do not use subfields: $6, $8
SUBJECTS:
Do not use this field.
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