Finally finished the 'Martine' valise.Martine is the title character in a series of books for children written in French by the Belgians Marlier and Delahaye. and edited by Casterman. The first one, Martine à la ferme (Martine at the farm), was published in 1954, followed by over 50 other books, which have been translated into many different languages. Marcel Marlier (born November 18, 1930) is a Belgian artist and illustrator. He was born in Herseaux, Belgium.