Uploaded April 2016 | Updated September 2026, 1 week ago

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Composed By, Conductor – Karlheinz Stockhausen
Engineer [Recording] – Klaus Hiemann, Stuart Eltham
Orchestra – The London Sinfonietta*
Photography By [Photo] – B. Perrine*
Producer, Recording Supervisor – Dr. Rudolf Werner

'Stop' for orchestra, composed in 1965.
'Ylem' for 19 players, composed in 1972.
Recorded 20/21 march 1973, EMI Studios, London.