674 - Segmentation Instruction (R)
      
      MARC 21 Classification - Concise
      
         					2008
         				
      
      
      Number-building instructions to give segmentation information that cannot be expressed
              using a single number or number span.
      
      Indicators
      First - Undefined
         
# - Undefined
       
      Second - Undefined
         
# - Undefined
       
      Subfield Codes
      $a - Classification number-single number or beginning number of span (R)
      $c - Classification number-ending number of span (R)
      $i - Explanatory text (R)
         
Explains the segmentation instruction of the classification number. This subfield
                              is repeated when other subfields are embedded in the explanatory text.
         
       
      $y - Table sequence number for internal subarrangement or add table (R)
      $z - Table identification (R)
      
      $8 - Field link and sequence number (NR)
         
       
      Examples
      
         
            
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               | 674 | 
               ##$iSegment as shown in$a599.2$c599.8$i, e.g.,$a636.9205$i,$a636.92/9$i,$a636.935/6
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               | 674 | 
               ##$iSegment as shown in$a371.1$c371.8$i, e.g.,$a373.18235/2
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               | 674 | 
               ##$iSegment as shown in Table 2
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               | 674 | 
               ##$iSegment notation with standard subdivisions as shown in
                                          Table 1, and segment notation$z3B$a1$c8$y1$a801$c808$iand$z3B$a1$c8$y1$a91$c99$iafter the$z3B$a1$c8$y1$a8$ior$z3B$a1$c8$y1$a9$i, e.g.,$z3B$a1$c8$y1$a8/032$i,$z3B$a1$c8$y1$a9/9282
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               | 674 | 
               ##$iSegment as shown in table under$z3B$a1$c8$i, e.g.,$z3B$a1008/032
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