Nake, Frieder: Walk-Through-Raster, series 2.1, four realisations, 1966, plotter drawings. More informations: Dreher, Thomas: History of Computer Art, chap. III.2. Internet: http://iasl.uni-muenchen.de/links/GCA-III.2e.html #friedernake #thomasdreher #computerart #computergraphics #computerartist #computerartists #artsixties #artofthesixties #sixtiesart #computerartwork #computerartsixties