https://www.dead.net/archives/1973/clippings/article-expansion-grateful-dead
https://www.dead.net/archives/1973/clippings/letter-wake-flood-promo
https://www.dead.net/archives/1973/clippings/article-alembic-sound-wizards-grateful-dead-1-2
https://www.dead.net/archives/1973/clippings/article-alembic-sound-wizards-grateful-dead-2-2
https://www.dead.net/archives/1973/clippings/press-release-grateful-dead-records-1-2
https://www.dead.net/archives/1973/clippings/press-release-grateful-dead-records-2-2