M.A. Numminen & Erkki Kurenniemi - Oigu-S (1964).

https://youtu.be/4x0QQlgLwb4?si=1llR-WtZ9tKXVFPP

#MANumminen #ErkkiKurenniemi #earlyelectronicmusic #experimental #musiqueconcrete #electronicmusic #electronic #noise #tapemusic #tapeloops #soundart #MauriAnteroNumminen #FinnishUnderground #Somero #Helsinki #Finland

R.I.P. Mattijuhani Koponen (1941 - 2025), Finnish underground musician, composer, performance artist, poet, painter, actor, journalist.

https://www.discogs.com/artist/430609-Mattijuhani-Koponen

#MattijuhaniKoponen #FinnishUnderground #PekkaAiraksinen #Finland