There is another OT trailer of the UK Double-Bill of Star Wars and The Empire Strikes Back from 1982. Can’t see it anywhere - it may have only been a TV spot rather than a full theatrical trailer, but it definitely exits. This also gets me thinking if there was also a trailer (or TV spot) for the triple bill from 1983 (or was it 1984)?
I’d love to see that if such a thing exists - that double bill was the experience that got the whole thing started for me. (By the way, the Revenge of the Jedi trailer that showed exclusively in those screenings was posted earlier in this thread).
Sky Movies did a couple of lovely animated idents for their Star Wars Channel: