Boomerang; Mission St. Studio, circa 1988-1989 Select: Boomerang; Mission St. Studio, circa 1988-1989 By the Fire; 22 Hawthorne Studio, circa 1990s Select: By the Fire; 22 Hawthorne Studio, circa 1990s By the Fire; 22 Hawthorne Studio, circa 1993 Select: By the Fire; 22 Hawthorne Studio, circa 1993 By the Sea (Pacific Rim), 1991-1992 Select: By the Sea (Pacific Rim), 1991-1992 Free Beer, MOCA, circa 1990s Select: Free Beer, MOCA, circa 1990s Flying, Cincinnati, 1999 Select: Flying, Cincinnati, 1999 From China to Czechoslovakia (1976), undated Select: From China to Czechoslovakia (1976), undated Glass of Beer, 2003 Select: Glass of Beer, 2003 Manhattan Sculptures; Blow Up's Magnified, 2003 Select: Manhattan Sculptures; Blow Up's Magnified, 2003 Observatory Bird, 1989 Select: Observatory Bird, 1989 Planets; Green Gulch; Oldenberg, 2003 Select: Planets; Green Gulch; Oldenberg, 2003 Self Portraits, 1980s-2004 Select: Self Portraits, 1980s-2004 Shadow Boxes, 1988-1989 Select: Shadow Boxes, 1988-1989 Shadowgrams; Objects; Studio, circa 1992 Select: Shadowgrams; Objects; Studio, circa 1992 Square Circle Triangle All the Same, 1996 Select: Square Circle Triangle All the Same, 1996 Stonehenge, undated Select: Stonehenge, undated Temple of Geometry, Model, 2004 Select: Temple of Geometry, Model, 2004 Temple of Geometry, Yerba Buena Center for the Arts, 2004 Select: Temple of Geometry, Yerba Buena Center for the Arts, 2004 Violin; Negatives, 1970s Select: Violin; Negatives, 1970s Violin Planets, 2003 Select: Violin Planets, 2003 Violin, Close Up, circa 2003 Select: Violin, Close Up, circa 2003 Violin, Deconstructed, 2005 Select: Violin, Deconstructed, 2005 Violin, Submission for Wilshire/Normandie Metroline, circa 2003 Select: Violin, Submission for Wilshire/Normandie Metroline, circa 2003 Various Snapshots of Artwork, circa 1994-2010, undated Select: Various Snapshots of Artwork, circa 1994-2010, undated