Swiss musician and composer Rudolf Kelterborn's oeuvre covers many different musical genres and includes five operas, orchestral works (some with solo instruments, voices, or electronics), chamber music, and vocal works. Presented here are five compositions, composed at various times between 1960 and 1998. Featuring the Ensemble der IGNM Basel with Jurg Wyttenbach conducting, the SWF Symphony Orchestra Baden-Baden conducted by Ernest Bour. Featured musicians include Heinz Holliger (oboe); Georges Martin (piano); Eiko Furusawa (violin); Luzius Gartmann, Beat Schneider (cello); Andrea Kolle (flute) and Marie-Louise Dähler (harpsichord).