David Ossman and Phil Austin interviewed by Dave Meyer
on KPLU.

http://www.publicbroadcasting.net/kplu/news.newsmain/article/0/13/1601959/Top.Stories/The.Firesign.Theatre

Thanks to official Firesign archivist Taylor Jessen for the link.

Here's a line of Indians leaving
Rancho Malario, to make room for you!
  -- Firesign Theatre