Advertisement for the exhibition “De Europa” at John Weber Gallery, 420 W. Broadway, NYC, featuring Giovanni Anselmo, Art & Language, Alighiero Boetti, Daniel Buren, Hanne Darboven, Jan Dibbets, Hamish Fulton, Richard Long, Mario Merz, Giulio Paolini, Reiner Ruthenbeck, Salvo, Gilberto Zorio, April 29-May 24, 1972. Catalog available: http://www.worldcat.org/oclc/82490403