29 x 23cm, 4pp. A manifesto for Futurist music published originally in the May 11, 1911 number of  the magazine "Poesia" by the futurist musician Francesco Balilla Pratella (1880-1955). Pratella joined the movement in 1910, and wrote the Manifesto of Futurist Musicians (1910), the Technical Manifesto of Futurist Music (1911) and The Destruction of Quadrature (1912). The manifesto was written only in French, first writing dated May 1911.