In most films music is brought in at the end, after the picture is more or less locked, to amplify the emotions the filmmaker wants you to feel.
Ken BurnsI have made all my films for my children with the exception of my first film because my oldest daughter wasn't born when I was making the film about the Brooklyn Bridge.
Ken BurnsI don't think that there has been a film that I've done that hasn't been influenced by libraries and archives.
Ken Burns