From an ongoing interview and biography of John Wilcock, a prolific editor and publisher of 1960's underground newspapers. Visit John's website for a very entertaining weekly column of news and commentary.
Supplemental material, in order of how they appear above:
1) MOTHER JONES on "Interview with Paul Krassner" by Bob Harris ("Two flaming liberal pinkos yuck it up for your reading pleasure.") — Visit Paul Krassner's website, and click here for an entire archive of THE REALIST.
2) ROBERT ANTON WILSON's 1959 article on The Semantics of God from The Realist No. 8.
Be a good pope and revisit 2012's RAW Week on Boing Boing, or visit Bob and say hello.
Dangerous Minds also provides a good sampling of excellent Wilson material. Be sure to download the audio.
INTERNET SACRED TEXT ARCHIVE presents the Principia Discordia, fifth edition.
4) GUSTAV METZGER's entire 120-word 1959 manifesto "AUTO-DESTRUCTIVE ART" can be found at radicalart.info, which also provides the 1960 "Manifesto Auto-Destructive Art" and the 1961 "Auto-Destructive Art Machine Art Auto-Creative Art".
Lastly, an excerpt from John A. Walker's Cross-Overs: Art into Pop, Pop into Art: Gustav Metzger's influence on Pete Townshend and The Who. (Metzger's work was in the United Kingdom, but his ideas affected U.S. artists.)
Ethan Persoff (Twitter) is an archivist, sound artist and cartoonist. He maintains a website of odd documents, including "Comics with Problems" and an entire archive of Paul Krassner's The Realist. He resides in Austin TX.
Scott Marshall (Facebook) is an illustrator, sound artist, and art director, based in New York City. Previous projects include audio work for Woody Allen (Small Time Crooks), and the score for a full-length dance piece by choreographer Lar Lubovitch (Men's Stories).
For more information on this project, visit: John Wilcock, New York Years (1954-1971).