Sounds like silence : John Cage, 4'33", Silence today : 1912, 1952, 2012 / Dieter Daniels ; Inke Arns

document

2011

George Brecht -- notebooks II : October 1958-April 1959 / edited by Dieter Daniels ; with collaboration of Hermann Braun

document

1991

George Brecht -- notebooks III : April 1959-August 1959 / edited by Dieter Daniels ; with collaboration of Hermann Braun

document

1991

George Brecht -- notebooks I : June-September 1958 / edited by Dieter Daniels ; with collaboration of Hermann Braun

document

1991