Warner Bros.
- https://www.dead.net/archives/1972/clippings/garcia-songbook-front
- https://www.dead.net/archives/1972/clippings/grateful-dead-songbook-front
- https://www.dead.net/archives/1972/clippings/garcia-songbook-back
- https://www.dead.net/archives/1972/clippings/grateful-dead-songbook-back
- https://www.dead.net/archives/1971/clippings/warner-bros-advertising-letter-page-2
- https://www.dead.net/archives/1971/clippings/warner-brothers-letter-promo-pictures