Joyrex J4 EP

Joyrex J4 EP is an EP by Richard D. James under the alias Caustic Window. The release is a 12 inch vinyl and has been pressed with both yellow and black labels.

All tracks except "Pop Corn" were later re-released on the album Compilation.

Side A

 * 1) "Joyrex J4" – 4:27
 * 2) "Pop Corn" – 3:38
 * 3) "AFX 114" – 1:20

Side B

 * 1) "Cordialatron" – 4:43
 * 2) "Italic Eyeball" – 4:24
 * 3) "Pigeon Street" – 0:21
 * No track titles appear anywhere on the release; however, track titles came from the later release of Compilation, except for "Pop Corn" which is so called by fan-interpretation of the song written by Gershon Kingsley.