This contemporary recording may be of interest to those who’ve studied the differences in the 70mm stereo sound mix vs. other mixes and video releases of STAR WARS.
http://members.aol.com/morgands1/closeup/text/SWaudio.htm
“The Sounds of a Galaxy Far, Far Away”
David Morgan
“Wide Angle/Closeup: Conversations With Filmmakers”
http://members.aol.com/morgands1/closeup