Kunststoff (all 6 volumes)
Juergen Klauke et al.
Edition : First / Cologne/Frankfurt / Self Published/Rudolf Bonvie/Galerie AK / 1975-1977 / Softcover. / VG+
8vo, Unpaginated (ca 72-250pp each). Printed wraps as issued. Text in German. Numerous Black & White plates. First 3 issue published in numbered limitations of 500 copies, issues 4-6 published in limitations of 1000 copies.