The Beatles Official Site
Everything you ever wanted to know, and maybe more.
"Lucy in the Sky with Diamonds" on the Beatles Online
This page does a great job of breaking the song down and explaining some references.
Beatles Interviews
This site contains a huge database of Beatles interviews, sorted by date or album.
Jonathan Cott's Interview with John Lennon, Rolling Stone (1968)
This interview between John and Rolling Stone discusses various songs as well as his personal artistic process.
David Sheff's Interview with John Lennon and Yoko Ono, Playboy (1980)
We've quoted this interview of John and Yoko over and over because it contains so much insight into his thoughts and the rest of the band. Read it; you won't be disappointed.
Pete Hamill, "The Death and Life of John Lennon," New York Magazine (1980)
A touching and well-written article detailing the biography of Lennon and the appalling news of his assassination that rocked an entire generation of people.
Imagine Peace
This website is dedicated to John and Yoko, created by Ono after his death.