Sorry to only find this project so late in the game. I noticed that you're using the Star Wars Radio Dramas - something I personally thank you for, as they're seemingly completely overlooked by all but the most rampant fan. I happen to have the SWRD Collector's Set - which has some bonus material from the ROTJ Radio Drama.
Comments From Anthony Daniels
Comments From Joshua Fardon (Luke Skywalker in ROTJRD)
Comments From Perry King (Han Solo)
Comments From John Madden (Director)
Speeder Bike Chase, dialouge only
Speeder Bike Chase, complete
NPR Radio Spot "Comlink"
NPR Radio Spot "Fair Compensation"
"Message For Brian" - a 'get well card' from the cast for Radio Drama writer Brian Dailey, who was very ill and died before ever hearing it
Again, sorry for finding this so late; I tend to drop by only to see what ocp is up to.