| Digest Nr | Subject and Author |
|---|
 |
| 2018.11.21.03 | FS: Steck Upright Pedal/Electric Duo-Art in UK, from Brian Chesters |
| 2017.04.29.04 | Autopiano "Conservatory" Pedal/Electric Upright, from Donald Barton |
| 2004.06.22.04 | Seek Pedal/Electric Duo-Art Expression Box, from Brian Chesters |
| 2000.07.26.08 | Tubing Diagram for Pedal/Electric Duo-Art, from Phil Dayson |
| 1998.07.03.12 | Tubing Diagram for Pedal/Electric Duo-Art, from Ian McDonald |
| 1998.06.30.19 | Tubing Diagram for Pedal/Electric Duo-Art, from Bernt Damm |
| 1998.06.26.17 | Tubing Diagram for Pedal/Electric Duo-Art, from Phil Dayson |
| 1998.06.26.16 | Tubing Diagram for Pedal/Electric Duo-Art, from Julian Dyer |
| 1998.06.25.11 | Seek Tubing Diagram for Pedal/Electric Duo-Art, from Arthur Neville Coombes |
|
