Joe Orton and Kenneth Halliwell
Joe Orton and Kenneth Halliwell were a couple and lived in a room collaged completely from history books.
In 1958, the couple went to the local library and collaged over book covers and pages. They then placed them back in the library. The collaged over 100 books. The pair were eventually found out and were put in jail.
Ray Johnson was an artist living in New York. He emerged in the DaDa movement and shadowed Pop Art. Johnson set up the NYC of Correspondence. This was a network of artists who would post work all over the world and add on to the collages, photocopy the collages, add instructions onto the collages for the receiver to follow out, etc.