Audio
n.d. “Das Teilspektrum Der Glocke - Side A”.
Audio
Scherchen, Herrmann. n.d. “Der Einfluß Des Mikrophons Auf Die Tönende Botschaft - Side B”.
Contributor essay
by
David Pantalony; Erich Weidenhammer; Victoria Fisher

The University of Toronto acoustics collection consists of a comprehensive series of instruments made in the Parisian workshop of Rudolph Koenig (1832