San Francisco Chronicle newspaper
- https://www.dead.net/archives/1973/clippings/article-expansion-grateful-dead
- https://www.dead.net/archives/1971/clippings/press-clip-san-francisco-chronicle
- https://www.dead.net/archives/1970/clippings/article-associated-press
- https://www.dead.net/archives/1970/clippings/article-san-francisco-chronicle-ralph-gleason-0
- https://www.dead.net/archives/1970/clippings/article-san-francisco-chronicle-ralph-gleason-1
- https://www.dead.net/archives/1970/clippings/article-san-francisco-chronicle
