. . "Dolby Stereo 70 mm Six Track" . "70mm Dolby" . . . . "Dolby Stereo" . . . . . "Dolby surround sound" . . . . . . . . . "Dolby Stereo#Dolby Stereo 70 mm Six Track" . . "LCRS" . . . "Dolby Sound" . "Dolby A" . . . . "70mm six-track Dolby Stereo" . . . . . . . "Dolby Stereo Matrix" . "Six-Track Dolby Stereo" . "Dolby Stereo" . . . . . . . . "Dolby Stereo 70mm six-track surround sound" . "70mm Six-Track Dolby" . . . .