The definitive Wikipedia entry for Robert Irwin. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/Robert_Irwin_%28artist%29
Irwin, Robert. Being and Circumstance: Notes Towards a Conditional Art . Larkspur Landing, Calif.: Lapis Press, 1985. www.diabeacon.org/exhibs/irwin/excursus/index.html
Robert Irwin was born in Long Beach, California, in 1928, and studied at the Otis Art Institute (1948–50), Jepson Art Institute (1951), and Chinouard Art Institute (1952–54). Since his first solo exhibition in 1957, he has exhibited widely in galleries a www.diabeacon.org/exhibs/irwin/excursus/index.html