Norton Simon Museum, Gift of the Artist
Â© 2011 Robert Irwin / Artists Rights Society (ARS), New York Reproduction, including downloading of ARS works is prohibited by copyright laws and international conventions without the express written permission of Artists Rights Society (ARS), New York
Robert Irwin, 1962- gift 1969 to;
Pasadena Art Museum, Pasadena, 1969-1975;
Norton Simon Museum, Pasadena, 1975.