A topical subject used as a subject added entry. Subject added entries are assigned to a bibliographic record to provide access according to established subject cataloging principles and guidelines. Any institution assigning subject headings based on the lists and authority files identified in the 2nd indicator position or in subfield ‡2 may use field 650. A topical subject added entry consists of a general subject term including the name of an event or object.A topical subject used as a subject added entry. Subject added entries are assigned to a bibliographic record to provide access according to established subject cataloging principles and guidelines. Any institution assigning subject headings based on the lists and authority files identified in the 2nd indicator position or in subfield ‡2 may use field 650. A topical subject added entry consists of a general subject term including the name of an event or object.