New materials in 20th-century art The technique remains popular as a very simple method of printmaking, even suitable for use in schools. Pablo Picasso, Georges Braque, Juan Gris and other cubist artists introduced new elements and materials like newspaper clippings, fabric, and sheet music into their paintings. Eventually the movement was called Synthetic Cubism developed between 1912 and 1919. Synthetic cubism is characterized by works with different textures, surfaces, collage elements, papier collé and a large variety of subject matter. It was the beginning of collage materials being introduced as an important ingredient of fine art work by the avant-garde. Considered the first work of
Georges Stein as male, some gallery websites describe Stein as a female painter. Georges Stein Georges Stein was a late 19th and early 20th century French painter, best known for scenes of Parisian street life. Sources conflict about Stein's dates of birth and death. The Benezit Dictionary of Artists gives the year of birth as "c. 1870". The auction house "Christie's", among others, gives the dates 1855–1930, and the French National Library the dates 1870–1955. Moreover, the journal "L'Éventail" of 15 January 1918 mentions "the painter Georges Stein who recently died at Geneva". There is also some confusion as to the gender