Don't Miss the library of Beatles media available in the Free Internet Archive.org.
For those of us Beatles collectors, an often overlooked website is the material at the free Internet Archive.org . They have a lot of unreleased audio, video, books, covers, articles, as well as free public domain torrents. Below is sample based on the below search:
for Beatles:
https://archive.org/search?query=beatles
for Beatles audio only:
https://archive.org/search?query=beatles&and%5B%5D=collection%3A%22opensource_audio%22
There is something for everyone here looking to add to their collections.
And with the filters on the left, you can find more of what interests you.
Happy collecting. Enjoy.