les albums de john butcher
13 Friendly Numbers
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| Track | Durée | Titre | Tablature |
| 1 | 07:31 | Buccinator's Outing | |
| 2 | 01:44 | Notelet | |
| 3 | 01:55 | There Are Today More Than 390 Known Pairs of Friendly Numbers | |
| 4 | 04:40 | A Leap in the Light | |
| 5 | 03:39 | Bells and Clappers (4 Tenors) | |
| 6 | 04:05 | Two Up - Two Down (2 Sopranos, 2 Tenors) | |
| 7 | 04:04 | Humours and Vapours | |
| 8 | 01:08 | Uncommon Currency | |
| 9 | 02:39 | A Sense of Occasion | |
| 10 | 02:37 | The Brittle Chance | |
| 11 | 01:50 | Mackle Music (Baritone, 2 Sopranos - All Amplified) | |
| 12 | 04:16 | Tolv Two Elf Kater Ten (It Can't Be) Say (6 Sopranos) | |
| 13 | 06:02 | Wisp & Whisk | |
