Compact Disc 21 (single CD)Compact Disc 21 (single CD)
| Ylem (1st version) | work number 37 | 1972 |
| London Sinfonietta, c. Stockhausen | recorded March 1973 | 25'35" |
also released on |
DG 2530 442 (LP) |
| Ylem (2nd version) | work number 37 | 1972 |
| London Sinfonietta, c. Stockhausen | recorded March 1973 | 25'35" |
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