Exhibition catalogue published in conjunction with show held January 13 - February 8, 1970. This is an expanded, somewhat different version of the Seattle exhibition and catalogue "557,087" which had been organized by Lucy R. Lippard the previous year at the Seattle Art Museum Pavilion, Seattle, WA, September 5 - October 5, 1969. The catalogue consists of 137 printed 4 x 6 inch index cards containing artists' proposals and conceptual works plus one additional unprinted, blank, blank. Artists include Vito Acconci, Carl Andre, Keith Arnatt, Richard Artschwager, Terry Atkinson, John Baldessari, Michael Baldwin, Robert Barry, Rick Barthelme, Gene Beery, Mel Bochner, Bill Bollinger, Jon Borofsky, Daniel Buren, Donald Burgy, Rosemarie Castoro, Greg Curnoe, Hanne Darboven, Walter de Maria, Jan Dibbets, Christos Dikeakos, Rafael Ferrer, Dan Graham, Hans Haacke, Alex Hay, Michael Heizer, Eva Hesse, Douglas Huebler, Robert Huot, Stephen Kaltenbach, On Kawara, Edward Kienholz, Robert Kinmont, Joseph Kosuth, Christine Kozlov, John Latham, Barry Le Va, Sol LeWitt, Roelof Louw, Duane Lundon, Bruce McLean, Robert Morris, N. Y. Graphic Workshop, N.E. Thing Co., Bruce Nauman, George Nikoliadis, Dennis Oppenheim, John Perreault, Adrian Piper, Robert Rohm, Alan Ruppersberg, Edward Ruscha, Robert Ryman, Fred Sandback, George Sawchuk, Richard Serra, Randy Sims, Richard Sladden, Robert Smithson, Keith Sonnier, Jeff Wall, Lawrence Weiner, and Ian Wilson.