The Original Copy

Hannah Wilke (American, 1940–1993). S.O.S.—Starification Object Series. 1974–82. Gelatin silver prints with chewing gum sculptures, 40 x 58 1/2 x 2 1/4" (101.6 x 148.6 x 5.7 cm). The Museum of Modern Art, New York. Purchase. © 2010 Marsie, Emanuelle, Damon and Andrew Scharlatt – Hannah Wilke Collection and Archive, Los Angeles

Cover of Dimanche—Le Journal d'un Seul Jour, November 27, 1960, showing Yves Klein’s Leap into the Void, 1960. The Museum of Modern Art Library, New York. © 2010 Artists Rights Society (ARS), New York/ADAGP, Paris

Robert Morris (American, born 1931). I-Box. 1962. Painted plywood cabinet, Sculptmetal, and gelatin silver print, 19 x 13 x 1 1/2" (48.3 x 33 x 3.8 cm). Collection Barbara Bertozzi Castelli. © 2010 Robert Morris/Artists Rights Society (ARS), New York

Claes Oldenburg (American, born Sweden 1929). Claes Oldenburg: Projects for Monuments. 1967. Offset lithograph, 34 11/16 x 22 1/2" (88.0 x 57.2 cm). The Museum of Modern Art, New York. Gift of Barbara Pine. © 2010 Claes Oldenburg

Gilbert & George (Gilbert Proesch. British, born Italy 1943. George Passmore. British, born 1942). Great Expectations. 1972. Dye transfer print, 11 9/16 x 11 1/2" (29.4 x 29.2 cm). The Museum of Modern Art, New York. Art & Project/Depot VBVR. © 2010 Gilbert & George

Bruce Nauman (American, born 1941). Self-Portrait as a Fountain from Eleven Color Photographs. 1966–67/1970/2007. Inkjet print (originally chromogenic color print), 20 1/16 x 23 3/4" (50.9 x 60.3 cm). Museum of Contemporary Art, Chicago. Gerald S. Elliott Collection. © 2010 Bruce Nauman/Artists Rights Society (ARS), New York

Bruce Nauman (American, born 1941). Bound to Fail from Eleven Color Photographs. 1966–67/1970/2007. Inkjet print (originally chromogenic color print), printed 2010. 19 7/8 x 23 5/8" (50.5 x 60 cm). Museum of Contemporary Art, Chicago. Gerald S. Elliott Collection. © 2010 Bruce Nauman/Artists Rights Society (ARS), New York

Bruce Nauman (American, born 1941). Feet of Clay from Eleven Color Photographs. 1966–67/1970/2007. Inkjet print (originally chromogenic color print), printed 2010. 21 3/4 x 23 1/2" (55.2 x 59.7 cm). Museum of Contemporary Art, Chicago. Gerald S. Elliott Collection. © 2010 Bruce Nauman/Artists Rights Society (ARS), New York

Bruce Nauman (American, born 1941). Waxing Hot from Eleven Color Photographs. 1966–67/1970/2007. Inkjet print (originally chromogenic color print), printed 2010. 19 15/16 x 19 15/16" (50.6 x 50.6 cm). Museum of Contemporary Art, Chicago. Gerald S. Elliott Collection. © 2010 Bruce Nauman/Artists Rights Society (ARS), New York

Dennis Oppenheim (American, born 1938). Parallel Stress. 1970. Chromogenic color prints, collage, and text on paper and board, 7' 6" x 5' 11/16" (228.6 x 154.2 cm). Collection the artist. © 2010 Dennis Oppenheim

VALIE EXPORT (Austrian, born 1940). Intersection from the series Body Configurations. 1972. Gelatin silver print, 23 9/16 x 15 7/8" (59.9 x 40.4 cm). The Museum of Modern Art, New York. Acquired through the generosity of Agnes Gund. © 2010 VALIE EXPORT

Joseph Beuys (German, 1921–1986). Iphigenia/Titus Andronicus. 1984. Photographic negatives stamped with brown paint between glass plates in iron frame, 28 1/8 x 21 9/16" (71.4 x 54.8 cm). The Museum of Modern Art, New York. Gift of Edition Schellmann, Munich and New York. © 2010 Artists Rights Society (ARS), New York/VG Bild-Kunst, Bonn

Eleanor Antin (American, born 1935). The Last Seven Days from Carving: A Traditional Sculpture. 1972. Gelatin silver prints and wall text, printed 1999, 7 x 5" (17.8 x 12.7 cm) each. Courtesy the artist and Ronald Feldman Fine Arts, New York. © 2010 Eleanor Antin. Photo: Hermann Feldhaus. Courtesy Ronald Feldman Fine Arts, New York

Robin Rhode (South African, born 1976). Stone Flag. 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York

Robin Rhode (South African, born 1976). Stone Flag (detail). 2004. Chromogenic color prints, 12 1/16 x 18 1/16" (30.6 x 45.8 cm) each. The Museum of Modern Art, New York. Fund for the Twenty-First Century. © 2010 Robin Rhode, Courtesy of Perry Rubenstein Gallery, New York