The National Archives Catalog


Copyright Date Qualifier

Mandatory Repeatable Data Type Authority Level Available A/V Only Public Element
No No Variable Character Length (8) Date Qualifier List Item No Yes
Definition:

The means for indicating an uncertain or approximate copyright date. (A copyright date does not mean an item is still copyrighted.)

Purpose: Alerts users to uncertain or approximate copyright dates.
Relationship: This element is dependent on Copyright Date. To have Copyright Date Qualifier, Copyright Date must be created. Copyright Date is repeatable. One Copyright Date Qualifier can be specified for each Copyright Date.
Guidance:

Choose the appropriate term from the Date Qualifier Authority List.

Use "?" if uncertainty exists regarding the date.

Use "ca." if the date is approximate.



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