PART 1

    
Lou Lichtveld excerpt from soundtrack for Philips radio 1930
J. S. Bach excerpt from Mathäus Passion (cond. Willem Mengelberg) recorded in 1939 on Philips-Miller recorder
Eddy Christiani excerpt from "Zonnig Madeira" (performed by Ensemble Dicky Doorenbos) recorded in 1943 on stereo Philips-Miller recorder
  sounds from Schouten's Optical Siren instrument from 1939, recording from 1956
Vittorio Monti excerpt from Czárdás recorded in 1955
Henk Badings excerpt from Orestes 1953
Henk Badings excerpt from Kaïn en Abel 1956
John van der Meulen excerpt from soundtrack for The Conquered Planet 1953
Henk Badings excerpt from soundtrack for Variations électroniques 1957
Kid Baltan excerpt from "Song of the Second Moon" 1957
Kid Baltan excerpt from "Night Train Blues" 1957
Tom Dissevelt excerpt from "Syncopation" 1958
Tom Dissevelt excerpt from "Vibration" 1959
Henk Badings excerpt from Capriccio (Joke Vermeulen, violin) 1959
Ton de Leeuw excerpt from Antiphonie (Danzi Wind Quintet) 1960
Pierre Boulez excerpt from the premiere of Poésie pour pouvoir (cond. Hans Rosbaud and Pierre Boulez) 1958
Dick Raaijmakers excerpt from Tweeklank (aka Contrasts) 1959
Dick Raaijmakers excerpt from Pianoforte 1960
Dick Raaijmakers excerpt from soundtrack for Achter de schermen 1960
Dick Raaijmakers excerpt from soundtrack for Fuel for the Future 1960
     

PART 2

    
Benjamin Britten excerpt from The Young Person's Guide to the Orchestra (cond. Malcolm Sargent) 1946
Edgard Varèse excerpt from the premiere of Déserts (cond. Hermann Scherchen) 1954
Iannis Xenakis excerpt from the premiere of Metastaseis (cond. Hans Rosbaud) 1955
Edgard Varèse excerpt from Le poème électronique 1958
Iannis Xenakis excerpt from Interlude sonore 1958
     

PART 3

    
Werner Meyer-Eppler selection of sound examples for a lecture in Delft on June 18, 1953, during the International Acoustics Congress 1953
Pierre Schaeffer excerpt from Etude aux chemins de fer 1948
Vladimir Ussachevsky excerpt from A Piece for Tape Recorder 1955
Bruno Maderna excerpt from Notturno 1956
Ton de Leeuw excerpt from Job 1956
Karlheinz Stockhausen excerpt from Gesang der Jünglinge 1956
Henk Badings excerpt from Genese 1958
Ton de Leeuw excerpt from Elektronische studie 1957–1958
Luciano Berio excerpt from Thema (Omaggio a Joyce) 1958
Jan Masséus excerpt from soundtrack for Paleontologie (aka Story in the Rocks) 1958
Jan Boerman excerpt from Musique concrète 1959
Jan Boerman excerpt from Alliage 1960
Rudolf Escher excerpt from The Long Christmas Dinner 1960
Jaap Spek excerpt from Impulsen 1960
Tom Dissevelt excerpt from Twelve-tone Composition for the Skymasters 1960
Tom Dissevelt excerpt from Intersection 1961
Dick Raaijmakers excerpt from Vijf plastieken 1961
Jan Boerman excerpt from Alchemie 1961 1961
Karel Appel excerpt from Musique barbare 1961
Will Eisma excerpt from BTH 3457 (based on Koenig's Bilthoven course) 1963
Tom Dissevelt excerpt from Fantasy in Orbit ("Ignition") 1963–1964
Tom Dissevelt excerpt from Fantasy in Orbit ("Gamelan") 1963–1964
Ton Bruynèl excerpt from Studie 1959
Ton Bruynèl excerpt from Réflexes 1961
Ton Bruynèl excerpt from Résonance I 1962
Ton Bruynèl excerpt from Collage résonance II 1963
Karlheinz Stockhausen excerpt from Kontakte 1959–1960
Dick Raaijmakers excerpt from Canon 1 1964
Ton Bruynèl excerpt from Reliëf (Huub ten Hacken, organ) 1964
Jan Boerman excerpt from De zee 1964–1965
Karel Goeyvaerts excerpt from the premiere of Sonata for Two Pianos (Karel Goeyvaerts and Karlheinz Stockhausen, pianos) 1950–1951
Pierre Schaeffer / Pierre Henry excerpt from Symphonie pour un homme seule 1949–1950
Gottfried Michael Koenig excerpt from Klangfiguren I 1955
Gottfried Michael Koenig excerpt from Terminus 1962
Gottfried Michael Koenig excerpt from Projekt 1 Version 3 1967
Kees van Baaren excerpt from Variazioni per orchestra (cond. Reinbert de Leeuw) 1959
Karlheinz Stockhausen excerpt from Mikrophonie I 1965