<a href="https://en.wikipedia.org/wiki/Luigi_Russolo" class="extiw" title="w:Luigi Russolo">Luigi Russolo</a> and his assistant, Ugo Piatti, in their Milan studio with their Intonarumori (noise machines), L’Arte dei rumori (The Art of Noises), 1913
<bdi><a href="https://en.wikipedia.org/wiki/en:Luigi_Russolo" class="extiw" title="w:en:Luigi Russolo"><span title="Italian Futurist, artist, composer">Luigi Russolo</span></a>
</bdi>
1913
First published in The Art of Noise by Luigi Russolo, 1913