1969 0 Objects, 0 Painters, 0 Sculptors, 4 Artists..., Seth Siegelaub at McLendon Building, New
York, US One Month Exhibition, Seth Siegelaub Contemporary Art, New
York, US Op Losse Schroeven / Situaties en Cryptostructuren (Square Pegs in Round Holes), Stedelijk Museum, Amsterdam, NL (Verborgene Strukuren), Folkwang Museum, Essen, DE When
Attitudes Become Form, Live in Your Head, Kunsthalle Bern, Bern, CH; Museum Haus Lange, Krefeld, DE 18» 6» x 6» 9» x 11» 2 1/2» x 47» x 11 3/16» x 29» 8 1/2» x 31» 9 3/16», San Francisco Art Institute, San Francisco, California, US; traveled to Simon Fraser Center for Communication and the Arts, Simon Fraser University, Vancouver, CA No. 7, Art Workers Federation Benefit, organised by Lucy Lippard, Paula Cooper Gallery, New
York, US May - June 1969, Center for Communication and the Arts, Simon Fraser University, Vancouver, CA Language III, Dwan Gallery, New
York, US July, August, September 1969, Seth Siegelaub Contemporary Art, New
York, US Conception, Perception, Eugenia Butler Gallery, Los Angeles, California, US 0 - 9, Issue # 6, New
York, US Wall Show - Part 1, Ace Gallery, Los Angeles, California, US When
Attitudes Become Form, Institute for Contemporary Art, London, UK Place and Process, Edmonton Art Gallery, Edmonton, CA; Kineticism Press, New
York, US 557,087, Seattle Museum of Art, Seattle, Washington D.C., US Prospect 69, Stadtische Kunsthalle Düsseldorf, Düsseldorf, DE Project Class, Nova Scotia College of Art and Design, Halifax, CA Konzeption / Conception, Stadtisches Museum Leverkusen, Schloss Morsbroich, DE Groups, The Visual Arts Gallery,
School of Visual Arts, New
York, US Pläne und Projekte als Kunst (Plans and Projects as Art), Kunsthalle Bern, Bern, CH Art Without Space, WBAI - FM, New
York, US Art in Process IV, Finch College Museum of Art, New
York, US Mail Exhibition, Nova Scotia College of Art and Design, Halifax, CA