Jean Metzinger see the cubist works in Room 7 and 8. While Pablo Picasso and Georges Braque are generally acknowledged as the founders of the twentieth-century movement that became known as Cubism, it was Jean Metzinger, together with Albert Gleizes, that created the first major treatise on the new art-form, "Du "Cubisme"", in preparation for the Salon de la Section d'Or held in October 1912. "Du "Cubisme"", published the same year by Eugène Figuière in Paris, represented the first theoretical interpretation, elucidation and justification of Cubism, and was endorsed by both Picasso and Braque. "Du "Cubisme"", which preceded Apollinaire's well known essays,
Concert 1937 Concert 1937 Concert is an oil on canvas still-life painting by Cubist painter Georges Braque, painted in 1937. It measures 28 × 35½ in. (71.12 × 90.17 cm). In comparison to earlier paintings by Braque, especially those of Analytical Cubism, it contains Surrealist inspired aspects, such as a more colorful palette, and a more representational rendering of the objects. "Concert" incorporates colors such as green and blue, as opposed to containing strictly neutral tones. However, "Concert" still incorporates many Cubist elements, such as the play on perspectives, fragmentation, and the inclusion of letters. Braque had an early fascination with still-life