Marx's work Das Kapital also makes constant reference to the works of Balzac and urged Engels to read Balzac's work The Unknown Masterpiece.

Le Chef-d'œuvre inconnu (English "The Unknown Masterpiece") is a short story by Honoré de Balzac.

Make no motion at all, or nothing will appear on the plate but a faint grisaille, the Unknown Masterpiece indeed!

"Josef Hoffmann's Unknown Masterpiece: The Garden of Stoclet House in Brussels (1905-1911)," Studies in the History of Gardens and Designed Landscapes, Vol.

His work Le chef d'oeuvre inconnu - a painting in three parts, unfinished at his death, comprises a trio of large inkjet prints composed from Photoshop images to visualize the moment of crisis in Balzac's novel The Unknown Masterpiece.

Cezanne and Picasso recognized themselves in the painter hero of his "Unknown Masterpiece."

When the weighty tome failed to elicit the explosive response he anticipated, Marx compared himself to the hero of Balzac's "Unknown Masterpiece," an artist who spends years refining and retouching a portrait until it becomes nothing but a formless mass of color and random lines.

The works are not based on a literary source, and are not titled, although according to the Fundación Juan March, "Some of the themes have a remote origin in Honoré de Balzac's short story Le Chef-d'oeuvre inconnu (The Unknown Masterpiece, 1831), which greatly impressed Picasso.

The film is loosely adapted from the short story The Unknown Masterpiece by Honoré de Balzac and also includes elements from The Liar, The Figure in the Carpet, and The Aspern Papers by Henry James.

The Unknown Masterpiece (Le Chef-d'oeuvre inconnu, 1831)