Page header running header or running headline, is a header that appears on each standard page. Running heads do not usually appear on display pages such as title pages, or on other front or back matter. Running heads in a book typically consist of the title on the left-hand (verso) page, and the chapter title on the right-hand (recto) page; or the chapter title on the verso and subsection title/subhead on the recto, aiding the reader's navigation by showing what content exists within the two-page spread at hand. A special case of the latter is in dictionaries, whose running heads are called
Dark Side of the Rainbow would have been highly impractical. Roeper also noted the technical issue of the roughly 43-minute "Dark Side of the Moon" being short compared to the 101-minute "The Wizard of Oz". In the book "", Nick Mason noted that the band was becoming proficient at creating movie soundtracks by the time they started the recording of "The Dark Side of the Moon", and that they even interrupted their work on the album so they could score yet another film. He explained the technical process that Pink Floyd used to score movies when he wrote about the recording of the 1972 "Obscured