Code 715 - Linking Heading, Heading - Territorial or Geographical NameRepeatable for alterantive script forms. Indicators not definedSubfields: a - Entry element (NR) x - Topical subdivision y - Geographical subdivision z - Chronological subdivisionControl subfields:2 - Subject system code (NR) 3 - Record number (NR) 7 - Script (NR) 8 - Language of cataloging (NR)