Star Wars script with multiple autographs of original cast

Star Wars script with many original cast autographs : George Lucas, Kenny Baker, Carrie Fisher, Harrison Ford, Mark Hamill, Peter Mayhew, James Earl Jones (voice of Darth Vader).
It is an earlier version of the script dated from 1976 and including the scene with Jabba and Han at Mos Eisley space port.
156 pages.
A unique chance for a unique piece of collection