| Digest Nr | Subject and Author |
|---|
 |
| 2015.02.16.05 | Bergytone Player Piano Electrification Kits, from Eric Bergstrom |
| 2010.08.10.06 | Does Electrification Affect Player Piano Value?, from Andy Taylor |
| 2010.08.08.07 | Does Electrification Affect Player Piano Value?, from George Karpel |
| 2010.08.08.06 | Does Electrification Affect Player Piano Value?, from Will Herzog |
| 2010.08.07.13 | Does Electrification Affect Player Piano Value?, from Bill Olmsted |
| 2004.05.19.07 | Electrification Kit for Rebuilt Player Piano, from Roger Waring |
|
