Thought this was interesting: Movies, books, and music published in 1924 (or earlier) are now in the public domain:
https://paleofuture.gizmodo.com/movies-music-and-books-that-enter-the-public-domain-t-1840756414
I think the most well-known of them is Rhapsody in Blue:
https://paleofuture.gizmodo.com/movies-music-and-books-that-enter-the-public-domain-t-1840756414
I think the most well-known of them is Rhapsody in Blue: