letter
- https://www.dead.net/archives/1973/clippings/letter-wake-flood-japanese-page-1-2
- https://www.dead.net/archives/1973/clippings/letter-wake-flood-japanese-page-2-2
- https://www.dead.net/archives/1974/clippings/letter-robert-hunter
- https://www.dead.net/archives/1975/clippings/letter-dead-heads-4
- https://www.dead.net/archives/1975/clippings/letter-dead-heads
- https://www.dead.net/archives/1975/clippings/letter-dead-heads-2
