The National Archives Catalog

Production 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



The means for indicating an uncertain or approximate production date.


Purpose: Alerts users to uncertain or approximate production dates.


Relationship: This element is dependent on Production Date. To have Production Date Qualifier, Production Date must be created. Production Date is repeatable. One Production Date Qualifier can be specified for each Production Date.



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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