How Bob Dylan wrote his greatest lyrics – the inside story

• If there is anything new to be discovered about Bob Dylan, you can probably find it in The Bob Dylan Centre, a vast former paper warehouse in Tulsa, Oklahoma that houses more than 100,000 items spanning the Nobel Prize-winning singer-songwriter’s 82-year lifetime, including handwritten manuscripts, notebooks, letters, videos, photographs, artwork, recordings, instruments, memorabilia and ephemera. Many were supplied by the man himself, who sold his personal collection for a rumoured $20 million