| Digest Nr | Subject and Author |
|---|
 |
| 2019.12.14.01 | Most Responsive Foot-pumped Player Pianos, from Gavin East |
| 2019.12.09.01 | Most Responsive Foot-pumped Player Pianos, from Ken Snowden |
| 2019.12.07.08 | Most Responsive Foot-pumped Player Pianos, from Douglas Heffer |
| 2019.12.07.07 | Most Responsive Foot-pumped Player Pianos, from Gordon Stelter |
| 2019.12.06.11 | Most Responsive Foot-pumped Player Pianos, from Luke Lindblom |
| 2019.12.06.10 | Most Responsive Foot-pumped Player Pianos, from Karl Schroder |
| 2019.12.06.09 | Most Responsive Foot-pumped Player Pianos, from John Grant |
| 2019.12.06.08 | Most Responsive Foot-pumped Player Pianos, from Ben Gottfried |
| 2019.12.06.07 | Most Responsive Foot-pumped Player Pianos, from Julian Dyer |
| 2019.12.06.06 | Most Responsive Foot-pumped Player Pianos, from Larry Hollenberg |
| 2019.12.05.08 | Most Responsive Foot-pumped Player Pianos, from Wayne Lincoln |
| 2019.12.05.07 | Most Responsive Foot-pumped Player Pianos, from Paul Brennan |
| 2019.12.02.01 | Most Responsive Foot-pumped Player Pianos, from Ken Snowden |
|
