Cassinari exhibited thirteen paintings at the XXX Biennial of Venice; among them there was Atelier, which was bought for £ 900.000 by the town administration of Milan for the Modern Art Gallery. At the Kunsthalle of Darmstadt Russoli and Hans G. Sperlich mounted Cassinari’s first great anthological exhibition, which was composed by eighty-one works. At the same time at the Annunciata Gallery of Milan a personal exhibition was mounted with fifty paintings belonging to the period between 1945 and 1960. Other personal exhibitions were organized at the Zanini Gallery of Rome, at the La Loggia Gallery of Bologna and at the Bonino Gallery of Buenos Aires too. In Germany Cassinari took part in the travelling exhibition entitled Italienische Kunst der Gegenwart; moreover he exhibited two paintings at the exhibition held at the Palazzo Reale of Milan, which was entitledArte Italiana del XX secolo nelle Collezioni Americaneand presented the Italian art in American collections. He also exhibited seven paintings at the national exhibition held in Ferrara about the Italian art between 1930 and 1945 (Rinnovamento dell’arte in Italia 1930-1945). Cassinari took part in the exhibition Moderne Italiaanse Kunst held in Amsterdam and in Eindhoven; while in London, at Harrod’s, he participated to the exhibition Pitture Italiane di oggi, about modern Italian painting, and in Paris, at the Galerie Charpentier, to the exhibition entitled Peintres d’aujourd’hui France-Italie.For the publishing house Cappelli of Bologna Cassinari illustrated the cover of Anna Frank’s Der weise Zauberer und andere Erzählungen. In the same year Cassinari’s mother died.