One of Robida's drawings for his book Le Vingtième Siècle; a nineteenth century conception of life in the twentieth century. Ink over graphite underdrawing, c. 1883, digitally restored. ---- "Maison tournante aérienne": drawing shows a dwelling structure elevated above rooftops and designed to revolve and adjust in various directions. An occupant points to an airship with a fish-shaped bag in the sky lower right. One of the artist's conceptions for his book on life in the upcoming twentieth century.