PLATO. The Banquet. Paris, Javal et Bourdeaux, 1928. In-4, leaves, filled cover, publisher's red morocco slipcase. Edition decorated with 25 colour compositions by Sébastien Laurent, enhanced with gold, including a frontispiece, 7 hors-texte and 8 headbands. Edition of 50 copies on Japon, this one bearing the number XX, signed by the artist, enriched with an original drawing signed by the artist and a full-page drawing signed "Pazzi", contained separately or in a publisher's folder: - For the frontispiece: a state in colour and the decomposition of the woodblocks used for the colour print in 19 plates on chine. - For the hors-texte: a suite in blue, a final proof of the plate of "la décollation" and a hors-texte with the six states of colouring.