| instruments |
|---|
| 1970-02 | Three Equali for 4 Trombones, WoO 30: I. Andante | trombone | Philip Jones Brass Ensemble | 1:50 |
| 1970-02 | Three Equali for 4 Trombones, WoO 30: II. Poco adagio | trombone | Philip Jones Brass Ensemble | 1:04 |
| 1970-02 | Three Equali for 4 Trombones, WoO 30: III. Poco sostenuto | trombone | Philip Jones Brass Ensemble | 1:37 |
| 1985-03-29 – 1985-04-01 | Aequalis no. 1 | trombone | Matthew Best, Roger Brenner, Phillip Brown, Colin Sheen | 2:01 |
| 1985-03-29 – 1985-04-01 | Aequalis no. 2 | trombone | Matthew Best, Roger Brenner, Phillip Brown, Colin Sheen | 2:03 |
| 1985-03-29 – 1985-04-01 | Libera me | trombone | Matthew Best, Corydon Singers, Roger Brenner, Phillip Brown, Olga Hegedus, Thomas Martin, John Scott, Colin Sheen | 7:20 |
| 1987-02-12 – 1987-02-14 | Psalm 114 (116) | trombone | Corydon Singers, Matthew Best, Roger Brenner, Phillip Brown, Colin Sheen | 9:07 |
| instruments |
|---|
| London Symphony Orchestra, Vol. I & II | trombone | Zappa; London Symphony Orchestra, Kent Nagano | |
