- Carl Andre, Giovanni Anselmo, Joseph Beuys, Boezem, Bill Bollinger, Pier Paolo Calzolari, Jan Dibbets, Ger van Elk, Rafael Ferrer, Barry Flanagan, Mike Heizer, Douglas Huebler, Paolo Icaro, Neil Jenney, Olle Kðks, Jannis Kounellis, Richard Long, Walter De Maria, Mario Merz, Marisa Merz, Robert Morris, Bruce Nauman, Dennis Oppenheim, Panamarenko, Emilio Prini, Reiner Ruthenbeck, Robert Ryman, Alan Saret, Richard Serra, Robert Smithson, Keith Sonnier, Frank Lincoln Viner, Lawrence Weiner, and Gilberto Zorio. - text: Dieter Honisch and Wim A. L. Beeren.
- Carl Andre, Giovanni Anselmo, Joseph Beuys, Boezem, Bill Bollinger, Pier Paolo Calzolari, Jan Dibbets, Ger van Elk, Rafael Ferrer, Barry Flanagan, Mike Heizer, Douglas Huebler, Paolo Icaro, Neil Jenney, Olle Kðks, Jannis Kounellis, Richard Long, Walter De Maria, Mario Merz, Marisa Merz, Robert Morris, Bruce Nauman, Dennis Oppenheim, Panamarenko, Emilio Prini, Reiner Ruthenbeck, Robert Ryman, Alan Saret, Richard Serra, Robert Smithson, Keith Sonnier, Frank Lincoln Viner, Lawrence Weiner, and Gilberto Zorio. - text: Dieter Honisch and Wim A. L. Beeren.