signed, titled and dated 'S. Graff 90 Earth Work 54' on the reverse of the right part; signed, partially titled and dated 'EW 54 S. Graff 90' on the reverse of the left part

earth, sand, pigment and acrylic on canvas, diptych

overall 101.3 x 122.1 cm (39 7/8 x 48 1/8 in.)

Executed in 1990.