1973 - Internal institutional documents A report on the ownership of Guernica and a possible transfer to Spain
New York: Praeger Publishers Inc., 1973 - Essay Six Years: The Dematerialization of the Art Object from 1966 to 1972
![Lucy R. Lippard, <em>Six Years: The dematerialisation of the art object from 1966 to 1972</em> [1973], Berkeley: University of California Press, 1997](/sites/default/files/styles/medium/public/documento/FF-124_0.jpg?itok=GRRD9XHM "Lucy R. Lippard, <em>Six Years: The dematerialisation of the art object from 1966 to 1972</em> [1973], Berkeley: University of California Press, 1997")