All four 7-inches from the 'Extratool' 7-inch residency series, available in one set! At the center of this series is Yuri Landman's range of musical tools, including string and percussion instruments on which coloured dots indicate harmonic divisions that deepen and colour the various sounds. The separate records feature contibutions from Soon, Albert van Abbe & David Von Bahr, Kid Bug and Big Hare.