he met the artists of the Group of Eight (Afro Basaldella, Antonio Corpora, Giulio Turcato, Alberto Burri, Corrado Cagli, Giuseppe Capogrossi, Pietro Consagra, Nino Franchina, Leoncillo Leonardi and Mimmo Rotella) and acquired many of their works, among them Sacco e nero 3 by Burri. At the following Rome Quadriennale Cavellini bought numerous works by abstract artists like Franchina, Consagra, Corpora and Capogrossi. At the end of 1949, and then again in 1951, he traveled to Paris to acquire works by Hans Hartung, Maurice Estève, Alfred Manessier, Jean René Bazaine, Gustave Singier, Pierre Tal-Coat, Jean Le Moal, Léon Gischia and Gérard Ernest Schneider. Meanwhile, the family store enjoyed great success and expanded, changing its name from Bazar 33 to Grandi Magazzini 33. On 4 February 1946 Cavellini's son Piero was born. In 1950 his brother moved and he was left the entire family villa, which was restructured by architect Mario Baciocchi. Part of the house was transformed into a true art gallery, which was set up by graphic designer AG Fronzoni The house-gallery was inaugurated with the participation of seven artists from the Group of Eight, art critic Giuseppe Marchiori and writer Giancarlo Fusco. In the spring of the same year the gallery was also visited by Katherine Dunham and Josephine Baker. In February 1953 Cavellini travels to Milan to meet Atanasio Soldati, the father of Italian abstract art, shortly before his death, and he acquired two of his paintings. He started to receive the interest of art critics and museum managers, meeting Lionello Venturi, Giulio Carlo Argan, the director of the Louvre, Georges Salles, and museologist Georges Henri Rivière. The magazine XX Siecle, edited by Gualtieri di San Lazzaro, published a long article about Cavellini written by professor Argan. In February 1954 Cavellini traveled to Paris where he met San Lazzaro, acquired paintings by Jean René Bazaine and Raoul Ubac and met Joan Miró and gallerist Aimé Maeght. With the help of San Lazzaro he bought a painting by Alberto Magnelli and 16 drawings by Jean Fautrier. Then he visited the studios of Gerard Ernest Schneider, Jean-Michel Atlan, Jean Dubuffet, Victor Brauner, Léon Gischia and André-Pojet. Thanks to Gildo Caputo, director of the Galerie de France, he was able to meet Alfred Manessier and acquire his work Ce qui était perdu. In Paris he met by chance Italian designer Bruno Munari. In 1955 Cavellini's gallery was visited by German art