Three volumes : Volume 1 is an Exhibition catalogue edition of a book published by Edition Hansjörg Mayer in conjunction with an exhibition at the Kunstmuseum Luzern from November 5 - December 6, 1978. Includes black-and-white and color illustrations, exhibition chronology, and essays by J. L. Locher and Mark Boyle in English. Volume 2 is a booklet in German accompanying the above exhibition. Includes a translation of Locher's text in German and new text by Martin Kunz with an annotated checklist, black-and-white illustrations, biography and bibliography. Volume 3 is an exhibition catalog from "The Swiss Site" in 1980. Includes essays in German and English by Martin Kunz and Mark Boyle.