Schlagwort-Normdaten
          
               
               
               
MARC21       763     Internal Subarrangement or Add Table Entry (R)
  Subfields: 
             $a   Classification number element--single number or beginning number of
                     span (R)
             $b   Base number
             $c   Classification number element--ending number of span (R)
             $d   Divided like number (R)
             $e   Example class number (R)
             $h   Caption hierarchy (R)
             $i   Explanatory text (R)
             $j   Caption
             $k   Summary number span caption hierarchy (R)
             $m   Manual note
             $n   Number where instructions are found (R)
             $p   Corresponding classification field (R)
             $r   Root number (R)
             $s   See reference (R)
             $x   Other classification number (R)
             $y   Table identification--schedule (R)
             $z   Table identification--table number (R)
             $8   Link and sequence number

 Indic/etc.: 1st: Classification number validity
             0 Not a classification number entry
             1 Standard valid classification number
             2 Standard invalid classification number
             3 Optional valid classification number
             4 Optional invalid classification number
             5 Obsolete classification number
             2nd: Type of classification number
             0 Single number
             1 Defined number span
             2 Summary number span
             8 Other