Malerei-Typewritings-Collagen (výstavní plakát)

PF 1977

Mail Art is Fine Art

Your Ideas Help My Ideas (PF 1976)

Ruth Wolf Rehfeldt, Robert Rehfeldt / Collagen -Typewritings-Zeichnungen-Druckgraphik

Art in the Mail

CONTART - Mail Art is Fine Art

CONTART collectif d´art creatif

raphic exchange 75 (PF 1975)

Art in Contract - The New Peace Army

Make a Creative Wordl (PF 1984)

"MARTYRIUM" edition CONTART