http://www.unknown.nu/futurism/ The definitive site on the Futurist art movement of the early 20th Century, featuring most of the original manifestos of the members, and an extensive list of related links. http://cadre.sjsu.edu/switch/sound/articles/wendt/folder6/ng63.htm Information on performance of sound poetry http://cadre.sjsu.edu/switch/sound/articles/wendt/folder6/ng632.htm Short article on the history of Russolo. http://www.obsolete.com/120_years/machines/futurist/ Introduction to Russolo's noise-making instruments from 1913. http://csunix1.lvc.edu/%7esnyder/em/russolo.html Another introduction to Russolo and futurism. This one has some links to larger, more general futurist sites.