The National Archives Catalog

Microform Product Number

Mandatory	Repeatable	Data Type	Authority	Entity	Public Element	Label
No	Yes	Variable Character Length (15)	None	Product	Yes	Publication Number

Definition:

The unique number assigned to a microform product.

Purpose:

Serves as a unique, searchable identifier for microform products.

Relationship:

This element and Microform Publication Title are dependent on each other. For each microform product, Microform Publication Number and Microform Publication Title must both be included.

Guidance:

Enter the microform product number.

Examples:

A3354

T228

M1131

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