Steel Construct No. 7, 2004
Steel with patina, 22 x 22 x 4 inches
Steel Painting, Black Square No. 5, 2010
Steel and acrylic on canvas, 36 x 36 inches
Steel Painting, Black Square No. 18, 2013
Steel and acrylic on canvas, 36 x 36 inches
Steel Painting No. 42, 2008
Steel and acrylic on canvas, 48 x 48 inches
Steel Construct No. 12, 2004
Steel with patina, 20 x 20 x 4 inches
Construction Study No. 9, 2006
Steel, 13 x 13 x 4 inches
Steel Construct No. 11, 2004
Construction Study No. 6, 2006
Steel, 13 x 13 x 4
Ball and Falling Squares,
Steel and acrylic on canvas, 55 x 52 x 11 inches
Red Rhythm Construct, 2004
Steel and acrylic on canvas, 36 x 36 inches
Cologne Construct Relief No. 7, 1994
Steel with patina, 35 x 35 inches
Dynamic Rhythms No. 4, 2004
Steel and acrylic on canvas, 36 x 42 inches
Steel Painting, L with Two Squares No. 5, 2010
Steel on canvas, 36 x 36 x 5 inches
![Grid Construct No. 9, 1999](https://images.squarespace-cdn.com/content/v1/5d38bdce442134000175f735/1571782089386-CT3T7BYXK7N8CYU5LOH7/%287%29+Grid+Construct+No.+9.jpg)
Grid Construct No. 9, 1999
Steel and acrylic on canvas, 22 x 22 inches
![Grid Construct No. 11, 1999](https://images.squarespace-cdn.com/content/v1/5d38bdce442134000175f735/1571782094893-HZIB77CMOYPK71ZHE33U/%288%29+Grid+Construct+No.+11+copy.jpg)
Grid Construct No. 11, 1999
Steel and acrylic on canvas, 22 x 22 inches
![Grid Construct No. 9, 1999](https://images.squarespace-cdn.com/content/v1/5d38bdce442134000175f735/1571782089386-CT3T7BYXK7N8CYU5LOH7/%287%29+Grid+Construct+No.+9.jpg)
![Grid Construct No. 11, 1999](https://images.squarespace-cdn.com/content/v1/5d38bdce442134000175f735/1571782094893-HZIB77CMOYPK71ZHE33U/%288%29+Grid+Construct+No.+11+copy.jpg)