Untitled, 1969, charcoal on paper, 215 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 650 x 650 mm

Untitled, 1969, charcoal on paper, 500 x 500 mm