7B10.2. Unregistered materials (Note Area - Notes - Copyright registration information)
If research has verified that the work is not registered for copyright, indicate that information in the copyright note. The term "registration" may be abbreviated as "reg."
500 ## $a Copyright: no reg.
If the work has not been registered for copyright, but a copyright notice appears on the work or associated documentation, record the name and date in an additional note.
500 ## $a Copyright: no reg.
500 ## $a Copyright notice on film: Daiei ; 1952.
See also: