‘An unseen archive of movie poster artwork is being published’:-
https://lwlies.com/articles/the-feref-collection-movie-poster-archive-star-wars (mainly Star Wars posters)
^ awesome find ! Interesting look into the process , especially how a lot of the artists kept trying to emulate the design elements of the posters for SW77 . I have seen a color comp of the fourth one down online before though .