Artifact: "Rocky Racoon" songwriting agreement signed by John Lennon
Via Heritage Auctions:
Beatles - Publishing Agreement Between MacLen (Music) Limited and Northern Songs Limited for "Rocky Raccoon" Signed by John Lennon and Neil Aspinall (UK, October 15, 1968). One page printed on the front and back, 8" x 13", completed in typescript (carbon), and signed at the close: "Neil Aspinall" in black ballpoint (for Maclen Music) and "John Lennon" in bold black felt tip. "Principal Publishing Agreement" between parties agreeing that the publishers will pay royalties as listed to Maclen for the full period of copyright. "Rocky Raccoon" was on the The Beatles ("The White Album"), released a month after this agreement.