[COLLECTIVE]. Testimonials on Abstract Art, 1952. Introduction by Léon Degand. Interviews conducted by Julien Alvard and R. V. Gindertael. Portrait photographs by Serge Vandercam. [Boulogne]: Éditions “Art d'aujourd'hui,” [1952]. — In-4, 238 x 197: 295 pp., (1 f.), 30 plates, typographic cover. Paperback. First edition of this interesting collection of artists’ reflections on abstract art. “This book offers a surprising wealth of perspectives; it breaks with the usual tone of criticism, it confronts sharply opposing trends, it paints a rather tumultuous picture of abstract painting and presents it not as a church with rigid dogmas but as a living force with shifting boundaries, constantly revitalized by ceaseless new impulses ” (Foreword). In all, the book features 34 testimonials from some of the most famous artists of the time: Jean Arp. - E. Beothy. - André Bloc. - S. Bozzolini. - Alexander Calder. - Chapoval. - Sonia Delaunay. - Del Marle. - Jean Dewasne. - Jean Deyrolle. - Cicero Dias. - César Domela. - A. R. Fleishmann. - Naum Gabo. - Émile Gilioli. - Jean Gorin. - Auguste Herbin. - Robert Jacobsen. - A. Lanskoy. - Berto Lardera. - Jean Leppien. - Alberto Magnelli. - Richard Mortensen. - A. Pevsner. - Edgard Pillet. - Serge Poliakoff. - Marie Raymond. - Alfred Reth. - Day Schnabel. - Nicolas de Staël. - Victor Vasarely. - Fahr-el-Nissa Zeid. - Julien Alvard. - R. V. Gindertael. Each contribution includes a photographic portrait of the artist by Serge Vandercam, as well as several black-and-white reproductions. But the volume is also illustrated with 30 plates, including 3 reproductions of paintings or drawings by Gilioli, Jacobsen, and Lardera, and 27 color silkscreen prints by the Renson workshops based on works by Magnelli (3), Arp and Pillet, Bloc, Bozzolini, Chapoval, Sonia Delaunay, Del Marle, Dewasne, Deyrolle, Cicero Dias, Domela, Fleischmann, Gorin, Herbin, Lanskoy, Leppien, Mortensen, Pillet, Poliakoff, Raymond, Reth, Nicolas de Staël, Vasarely, Fahr-El-Nissa Zeid, and Herbin. One of 1,500 copies on coated paper, complete with the promotional leaflet mounted opposite the title page. The copy is in very good condition despite two tears on the cover, both of which are intact and have been restored.