MARS (Maurice Bonvoisin, known as). Aux bains de mer d'Ostende. Paris, E. Plon, Nourrit & Cie, s.d. [1885]. In-4, bradel green half-percaline, cover (E. Carayon). Charming album by the Belgian illustrator Mars (1849-1912), comprising 32 plates of humorous drawings in black and colour. One of 12 first copies on Japon paper (n°8), signed by the artist and enriched with an original drawing signed in colour. The publication poster is enclosed.