untitled, 1974, charcoal and acrylic on canvas, 80 x 66"

untitled, 1974, charcoal and acrylic on canvas, 80 x 66"

Smoke Ring, 1975, acrylic on canvas, 92 x 78"

Smoke Ring, 1975, acrylic on canvas, 92 x 78"

untitled, 1975, acrylic on canvas, 92 x 120"

untitled, 1975, acrylic on canvas, 92 x 120"

Bonnie, 1975, acrylic on canvas, 30 x 20"

Bonnie, 1975, acrylic on canvas, 30 x 20"

3 into 4 abbh, 1979, oil on canvas, 21 x 17"

3 into 4 abbh, 1979, oil on canvas, 21 x 17"

untitled , 1979, oil on canvas, 21 x 17"

untitled , 1979, oil on canvas, 21 x 17"

Piñata, 1980, oil on canvas, 84 x 60"

Piñata, 1980, oil on canvas, 84 x 60"

Orange Steps, 1980, oil on canvas, 72 x 54"

Orange Steps, 1980, oil on canvas, 72 x 54"

Venice, 1981, oil on canvas, 8 x 12"

Venice, 1981, oil on canvas, 8 x 12"

Puntuated Equilibrium, 1982, oil on canvas, 72 x 72"

Puntuated Equilibrium, 1982, oil on canvas, 72 x 72"

Thelonious, 1982, oil on canvas, 72 x 72"

Thelonious, 1982, oil on canvas, 72 x 72"

Piano, 1982, oil on canvas, 40 x 56"

Piano, 1982, oil on canvas, 40 x 56"

Ripped Square, 1984, oil on torn paper, 24 x 20"

Ripped Square, 1984, oil on torn paper, 24 x 20"

untitled, 1984, oil on cut paper, 35.5 x 42"

untitled, 1984, oil on cut paper, 35.5 x 42"