Title proper:

The chief title of a publication in the form in which it appears on the title page (or substitute), along with any alternative title or any other titles or title information appearing ahead of the chief title on the title page. This definition excludes parallel titles and other title information following the chief title as well as such elements as the following when they are not grammatically linked to the title proper: statement of responsibility, edition statements, statements pertaining to the publication, etc., of an item, series statements, prices, pious invocations, devices, announcements (including epigrams and dedications), mottoes, statements of patronage, and other information that cannot be considered part of the title of the publication. For publications containing several individual works, the title proper is the collective title. The title proper of publications containing several individual works and lacking a collective title is the group of titles of the individual works named in the chief source. See also Chief title.