Character position definition and scope:

A one-character alphabetic code indicates the width of the videorecording.  Only codes that exactly match the measurements of the item as given in the physical description should be used.  If no code exactly matches, code z (Other) is 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

8 mm.

m

1/4 inch

o

1/2 inch

p

1 inch

q

2 inches

r

3/4 inch

u

Unknown  The dimensions are not known.

z

Other  Dimensions for which none of the other defined codes is appropriate.  Code z is used for videodisc dimensions since standard code values for videodiscs do not yet exist.

|

No attempt to code

Content designator history:

Character position 05 (Width or dimensions) was moved to position 07 when field 007 was restructured in 1981.

n - 1/4 inch  [obsolete, 1981]:  Prior to 1981, this characteristic was identified by code n.  The current code is m.

m - 1/4 inch  [new, 1981]

To return, select:

007:  Videorecording

007  Physical Description Fixed Field