Sure it was a million years ago, but the Beatles are still interesting. Some of the Beatles resources in the Internet Archive are outside the mainstream and pretty worthwhile. The Internet Archive has a fair amount of interesting Beatles audio.
Unusual Beatles Books
The Complete Beatles Lyrics: If you’re a Beatles fan, you probably know the lyrics to most of their songs already. Or do you? Here they are, all in one place — check it out.
The Beatles : A Pocket Reference Guide to More Than 100 Songs!: This sweet little book is actually “a pocket reference guide” to playing/singing 100 Beatles songs, with the melody, chords and lyrics right there for you.
The Beatles: Paperback Writer: 40 Years of Classic Writing, published in 2009, is a wide-ranging collection of writings about the Beatles.