cutting patterns on a record

[uvoscillator]

Interesting theme !
Nice conceptual record with visuals is
http://www.discogs.com/Thomas-Brinkmann-Klick/release/10615
Unfortunately here is no pic of surface, but is the main idea - Thomas cuts his music by knife on outer groove and after record back on vinyl, all patterns gives nice shaped image. Analog way -> And btw you can dance )