[REVIEW]. Twentieth century. Cahiers d'Art published under the direction of Gualtieri di San Lazzaro. Paris, 1938-1978. - 41 volumes in-4, stapled or in publisher's cardboard. Together 41 issues of the art magazine XXe siècle created in 1938 and which lasted until 1981. It was directed successively by its creator Gualtieri di San Lazzaro from 1938 to 1974 then by Alain Jouffroy. Includes 2 issues of the first series :- N° 1, March 1st 1938. Texts of Duthuit, Kandinsky, de Chirico, Le Corbusier, Arp, etc. Illustrations by Pascin, Dali, etc. Tears on the back. - No. 2, May 1, 1938. Texts and illustrations by Man Ray, Joan Miró, Zadkine, etc. Tears on the back. The 39 others, including 6 special issues, are part of the second series : - No. 2, January 1952: New conceptions of space. Three original lithographs by Fernand LÉGER, Charles LAPICQUE and Alberto MAGNELLI, and an original etching by Jacques VILLON. Pitting on the cover, small lack at the bottom of the spine. - N° 15, noël 1960 : La Révolution de la couleur. Original lithograph by MANESSIER. Creases on the spine. - N° 18, february 1962 : Construction of the space. Original lithograph by VIEIRA DA SILVA. Tear at the bottom of the back. - N° 19, June 1962 : Decisive turns. Original lithograph of Jean ARP. - N° 21, May 1963 : Renewal of the theme in the contemporary art. Original lithographs of Wifredo LAM and Marino MARINI. - N° 23, May 1964 : A century of anguish. Original lithograph of Max ERNST on the cover. - N° 24, December 1964 : Permanence of the sacred. Original lithographs by Hans HARTUNG and Joan MIRÓ. - N° 25, June 1965 : At the sources of the imaginary. Original lithograph by Maurice ESTÈVE. - N° 26, May 1966 : Four themes. Original lithographs by Marc CHAGALL and VIEIRA DA SILVA. Damage to the head cover and the upper corners. - N° 28, June 1967 : Abstract art in the world. Original lithographs by Joan MIRÓ and Marino MARINI. - N° 30, June 1968 : Panorama 68. Original lithographs of Marino MARINI and Maurice ESTÈVE. Spine partly untied. - N° 31, December 1968 : Panorama. Original lithographs by Joan MIRÓ and POLIAKOFF. Hinge of the first plate torn. - N° 32, June 1969 : Panorama 69*. Original lithographs by André MASSON and Sonia DELAUNAY. - N° 33, December 1969 : Panorama 69**. Original lithographs of Maurice ESTÈVE and Giuseppe CAPOGROSSI. - N° 34, June 1970 : Panorama 70*. Original lithographs of Marc CHAGALL and Pierre SOULAGES. Tears to the hinges and corners. - N° 35, December 1970 : Panorama 70**. Original lithographs by Marino MARINI and Anna-Eva BERGMAN. Spine damaged, some stains on the first plate. - Homage to Georges Rouault. 1971. Lithograph after an original work by ROUAULT. Complete with the dust jacket. - N° 36, June 1971 : Panorama 71*. Original lithograph by Henry MOORE. Tape repairs at the bottom of the spine, small tear at the head cover. - N° 37, December 1971: Panorama 71**. Original lithographs by CALDER and Zao WOU-KI, as well as a silkscreen in three parts by Yaacov AGAM. Hinge of the first plate partly torn. - Homage to Joan Miró. 1972. Original lithograph by Joan MIRÓ. Complete with the dust jacket. Small tears in the latter. - Tribute to Alexander Calder. 1972. Original lithograph by Alexander CALDER. Complete with the dust jacket. - Tribute to Henry Moore. 1972. Original lithograph by Henry MOORE. Complete with the dust jacket. - N°38, June 1972 : Panorama 72*. Original lithographs by André MASSON and Graham SUTHERLAND. Tears at the hinges, repairs with scotch tape. - N° 39, December 1972 : Panorama 72**. Original lithographs by Sonia DELAUNAY and Maurice ESTÈVE. - N° 40, June 1973 : Panorama 73*. Original lithographs of Marino MARINI, Johnny FRIEDLANDER, Robert MOTHERWELL, and Jaspers JOHNS. Tears on the back. - N° 41, December 1973 : Panorama 73**. Original lithographs by Hans HARTUNG and Robert INDIANA. Tears at the hinge of the first plate. - N° 43, December 1974 : Panorama 74**. Original lithographs by Salvador DALI, Jacques HÉROLD, Wifredo LAM and Charles LAPICQUE.