Information concerning the related main series when the target item is a subseries (vertical relationship). When a note is generated from this field, the introductory phrase Main series: or Subseries of: may be generated based on the field tag for display.
Textual note is contained in field 580 (Linking Entry Complexity Note).
760 | 0#$7c1as$aUnited States. Geological Survey.$tWater supply papers |