
Robert Rauschenberg, Glass/Channel/Via Panama (Cardboard), 1971. Cardboard and rope, overall: 111 1/2 × 185 × 23 1/4 in. (283.2 × 469.9 × 59.1 cm). Whitney Museum of American Art, New York; gift of The American Contemporary Art Foundation, Inc., Leonard A. Lauder, President, by exchange 2014.299a-e. © Robert Rauschenberg Foundation / Licensed by VAGA at Artists Rights Society (ARS), New York