440 SERIES STATEMENT/ADDED ENTRY--TITLE (R)Indicators First Undefined; contains a blank (^) Second Nonfiling characters 0-9 Number of nonfiling charactersSubfield Codes $a Title (NR) $h General material designation [OBSOLETE] $n Number of part/section of a work (R) $p Name of part/section of a work (R) $v Volume/sequential designation (NR) $x International Standard Serial Number (NR) $6 Linkage (NR) $8 Field link and sequence number (R)