Robert Rauschenberg Mercury Zero Summer Glut 1987 Assembled metal 10 5/8 x 17 1/2 x 8 1/2 inches (27 x 44.5 x 21.6 cm) Robert Rauschenberg Foundation RRF 87.073 Gluts (1986–89/1991–94) Related Media 22nd São Paulo Biennale 22nd São Paulo Biennale