Although the complete soundtrack for the sound version survives on Vitaphone disks, the silent version was either a "B" negative or an alternate take with intertitles. So while this is a legitimate version of the film, it does not match up with the Vitaphone soundtrack.
Despite the existence of the complete soundtrack for the sound version on Vitaphone disks, the silent version could be either a "B" negative or an alternate take including intertitles. Therefore, although this is a legitimate version of the film, it does not correspond to the Vitaphone soundtrack.