OLAC Best Practice for duration
Prerecording
Recording
Option
Apply the option.
Condition Option
Apply the option. Record as a structured description.
Condition Option
Cataloger's judgment. Record the duration of component parts in a single unstructured description.
Recording an unstructured description
Option
Cataloger's judgment.
Condition Option
Apply the option.
Recording a structured description
Recording an identifier
Recording an IRI
Document Date: 2026/02/06
Document: https://access.rdatoolkit.org/en-US_ala-5e658a1c-e091-3c89-a922-71e559ae20ac