So ROTJ has trailers and tv spots but not the other two???
Star Wars has a launch trailer, which I’m pretty sure is just this one from the Digital Collection, but other than that, nothing.
https://www.youtube.com/watch?v=XnKn9rp0T7c
What’s “The Lost Interviews”?
Some audio interviews done with the cast in the late 70s that have been edited to some footage