Also known as Section d'Or. Active 1912 - 1914. * Guillaume Apollinaire - (1880 - 1918), Italian * Alexander Calder -(1898 - 1976), American * Robert Delaunay - (1885 - 1941), French * Marcel Duchamp - (1887 - 1968), French * Raymond Duchamp-Villon - (1876 - 1918), French * Henri le Fauconnier - (1881? - 1946), French * Roger de la Fresnaye - (1885 - 1925), French * Albert Gleizes - (1881? - 1953), French * Frantisek Kupka - (1871 - 1957), Czech * Fernand Leger - (1881? - 1955), French * Andre Lhote - (1885 - 1962?), French * Louis Marcoussis - (1878? - 1941), Polish * Jean Metzinger - (1883? - 1956), French * Francis Picabia - (1879 - 1953), French/Spanish * Maurice Princet - (1875? - 1973), French * Georges Ribemont-Dessaignes - (1884? - 1974?), French * Jeanne Rij-Rousseau - (1870? - 1956), French * Jacques Villon - (1875? - 1963), French . See Timeline