The number and extent of personal name and corporate body added entry headings depend upon their usefulness for access.  Accordingly, decisions for these entries may be made separately for each collection, and practices may vary widely.  Types of added entries considered useful for various types of materials include:  author/title analytics, creators of collections, names of collections, etc.

See:

C6.1.  Location

C6.2.  Electronic location and access of finding aids

See also:

Appendix C:  Collection-Level Cataloging