COLOR G elaboration of the central detail from the painting by Giuseppe Pellizza da Volpedo "Il Quarto Stato"; the famous icon of social painting created in 1901. White figures with orange and blue shadows. Color G by Ando Gilardi (1921-2012 #andogilardi); a sophisticated arbitrary creative coloring process conceived by the author in the 1960s; a photo-graphic technique of great expressive power and declinability; with results comparable to subsequent digital processing. Milan; around 1975