John Carter T-Piece Study , 1979 zs art galerie John Carter THREE IDENTICAL SHAPES: VERTICAL AXIS (C) , 2016 zs art galerie John Carter THREE IDENTICAL SHAPES: VERTICAL AXIS (B) , 2016 zs art galerie John Carter THREE IDENTICAL SHAPES: VERTICAL AXIS (A) , 2016 zs art galerie John Carter Triple Form: Three Identical Shapes , 2019 zs art galerie John Carter Two Turns with Column, Grey , 2002 zs art galerie John Carter Folded Rectangle, with Square (Yellow) , 2011 zs art galerie