LC-PCC policy statements for reduction ratio
Prerecording
Prerecording
LC/PCC practice: For subordinate materials (e.g., accompanying materials, kits, etc.), use cataloger's judgment when a detailed description of carrier characteristics is desired.
Recording
Recording an unstructured description
Option
LC/PCC practice: Do not apply the option.
Recording a structured description
Option
LC/PCC practice: Cataloger's judgment.
Recording an identifier
Recording an IRI
Document Date: 2025/10/29
Document: https://access.rdatoolkit.org/en-US_ala-1e069db2-52d9-3f1c-90bc-6d083a14a5eb