Avraamov - Symphony of factory sirens; Vertov - Enthusiasm: The symphony of donbass

Arseny Avraamov

Symphony of factory sirens 
The march of the worker's funeral

Dziga Vertov

Enthusiasm: The Symphony of Donbass 
Laboratory of Hearing: From the rumor of a cascade
Laboratory of Hearing: From the rumor of a swamill
Radio Pravda

Leopoldo Amigo, Miguel Molina (2008).