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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