VIAN, Boris L'écume des jour, Paris, Nouvelle librairie de France, 1987. In-4 full brown leather, gilt title and fillets, polychrome landscape illustration, in a brown leather lined slipcase. Original color illustrations, hors-texte by Jean-Théobald Jacus. Edition 2475 copies; n°83 on vellum pur chiffon. Accompanied by three suites printed on pur chiffon for a total of 124 lithographs in a burgundy leather-lined slipcase. Without the signed serigraphy.