| Digest Nr | Subject and Author |
 |
| 2004.09.14.07 |
Number of Duo-Art Expression Levels, from Paddy Handscombe |
| 2004.09.13.06 |
Number of Duo-Art Expression Levels, from Eliyahu Shahar |
| 2004.09.12.04 |
Number of Duo-Art Expression Levels, from Bruce Grimes |
| 2004.09.07.02 |
Number of Duo-Art Expression Levels, from Andy Struble |
| 2003.12.11.08 |
Ampico B Typical Suction Levels, from Ben McCall |
| 2002.05.01.09 |
Ampico Volume Levels, from Jon Miller |
| 1998.05.21.18 |
Humidity Levels for Pianos, from Joe Orens |
| 1998.05.21.17 |
Humidity Levels For Pianos, from Richard Schneider |
| 1998.05.20.11 |
Indoor Humidity Levels for Piano, from Rich Lazar |
| 1997.12.23.15 |
Indoor Humidity Levels for Piano, from Rich Lazar |
| 1997.12.14.18 |
Duo-Art Soft Levels, from Peter Coggins |
| 1997.10.19.05 |
Restoration Levels, from D. L. Bullock |
| 1997.10.17.04 |
Restoration Levels, from Jon Miller |
| 1997.10.16.17 |
Restoration Levels, from Peter Coggins |
| 1997.03.14.11 |
Ampico Expression Levels, from Craig Brougher |
| 1997.03.11.14 |
Ampico Expression Levels, from Damon Atchison |
| 1996.12.02.04 |
Dying Notes At Soft Levels, from Thomas Henden |
| 1996.08.25.02 |
Duo-Art Levels, from Spencer Chase |
 |