LC Klassifikation, von NLC erstellt
        engl.: Call numbers/Class numbers assigned in Canada
               
               
               
               
MARC21       055     Call Numbers/Class Numbers Assigned In Canada (R)
  Subfields: 
             $a   Classification number
             $b   Item number
             $2   Source of call/class number

 Indic/etc.: 1st: Existence in NLC collection
             # Information not provided
             0 Work held by NLC
             1 Work not held by NLC
             2nd: Type, completeness, source of class/call number
             0 LC-based call number assigned by NLC
             1 Complete LC class number assigned by NLC
             2 Incomplete LC class number assigned by NLC
             3 LC-based call number assigned by the contributing library
             4 Complete LC class number assigned by the contributing library
             5 Incomplete LC class number assigned by the contributing library
             6 Other call number assigned by NLC
             7 Other class number assigned by NLC
             8 Other call number assigned by the contributing library
             9 Other class number assigned by the contributing library