SEM. La Ronde de nuit. Paris : Le livre de demain, Arthème Fayard & Cie, 1923. - In-8, 237 x 185 : 126 pp, (1 f.), printed cover. Paperback, in modern orange cloth folder and slipcase. Original edition dedicated to Colette, illustrated with 120 compositions by the author reproduced in black in the margins and on the full page, of which 9 were engraved by L. André. Copy complete with the trailer and the bookmark in the shape of a perfume bottle. It has been enriched with two L.A.S. by Sem mounted on tabs at the head. Precious copy accompanied by the following pieces and books: - another copy of the trailer alone, - ONE OF 15 SUITES ON CHINESE OF 9 DRAWINGS BY L. ANDRÉ, each print numbered (here 4/15) and signed by him, - another copy of the book, this one unique, REHABITED IN CHINA INKS BY THE LETTER, POET AND JOURNALIST JEAN DE CORDESTIEUX (1894-1967), enriched by an autograph visiting card from Sem. Complete with bookmark, - copy of the following book: SEM. The Cathedral of Reims. Text and drawings by Sem. Preface by H.E. Cardinal Luçon, Archbishop of Rheims. Paris : Librairie Plon, [1926]. - In-8, paperback, filled cover. First edition. One of 350 copies on Lafuma pure thread (n° 369), signed by Sem on the justification. This unique set is preserved in a modern hard cover and orange cloth case. Copies very well preserved.