300 PHYSICAL DESCRIPTION (R)
Indicators - Both undefined; each contains a blank (^)
Subfield Codes
$a Extent (R)
$b Other physical details (NR)
$c Dimensions (R)
$d Accompanying material [OBSOLETE]
$e Accompanying material (NR)
$f Type of unit (R)
$g Size of unit (R)
$k Speed [videodiscs, pre-AACR2 records only] [OBSOLETE]
$m Identification/manufacturere number [pre-AACR2 records only] [OBSOLETE]
$n Matrix and/or take number [sound recordings,pre-AACR2 records only] [OBSOLETE]
$3 Materials specified (NR)
$6 Linkage (NR)
$8 Field link and sequence number (R)