Character position definition and scope:

A one-character alphabetic code indicates whether the file(s) which comprise the electronic resource are of the same format or type for digitally reformatted materials.  The values do not indicate specific types of file formats, which may be contained in variable fields in the record.  The information indicates the number of file formats used.  A fill character ( | ) is used when no attempt has been made to code this position.

Record requirements for National-level and Minimal-level records:  Optional.

Guidelines for applying content designators:

Code:

Description:

a

One file format

m

Multiple file formats

u

Unknown  The format(s) of the file(s) which comprise(s) the electronic resource are not known.

|

No attempt to code

Content designator history:

007/09  File formats  [new, 1999]

To return, select:

007:  Electronic resource

007  Physical Description Fixed Field