| Digest Nr | Subject and Author |
|---|
 |
| 2014.08.14.06 | Comparison of Ampico A and B in Concert Grands, from John A. Tuttle |
| 2011.08.18.01 | Musical Box Comparison, Regina vs. Mira, from Nancy Fratti |
| 2011.08.17.03 | Musical Box Comparison, Regina vs. Mira, from Mike Cino |
| 2011.08.17.02 | Musical Box Comparison, Regina vs. Mira, from Dale F. Rowe |
| 2011.08.16.06 | Musical Box Comparison, Regina vs. Mira, from Eliyahu Shahar |
| 2011.08.16.05 | Musical Box Comparison, Regina vs. Mira, from Nicholas Newble |
| 2011.08.16.04 | Musical Box Comparison, Regina vs. Mira, from Doug Olds |
| 2011.08.16.03 | Musical Box Comparison, Regina vs. Mira, from Lee Munsick |
| 2011.08.16.02 | Musical Box Comparison, Regina vs. Mira, from Nancy Fratti |
| 2011.08.16.01 | Musical Box Comparison, Regina vs. Mira, from Bill Wineburgh |
| 2011.08.15.01 | Musical Box Comparison, Regina vs. Mira, from Mike Cino |
| 2006.03.03.01 | Wurlitzer "Autograph" & Welte Rolls Comparison, from Spencer Chase |
| 2006.03.02.03 | Wurlitzer "Autograph" & Welte Rolls Comparison, from Mark Reinhart |
| 2006.03.02.02 | Wurlitzer "Autograph" & Welte Rolls Comparison, from Spencer Chase |
| 2006.03.01.02 | Wurlitzer "Autograph" & Welte Rolls Comparison, from Spencer Chase |
| 2003.05.19.05 | Price Comparison To Punch 20er Organ Rolls, from Ingmar Krause |
| 1999.05.20.12 | Comparison of Artecho and Ampico Systems, from Dave Saul |
| 1998.08.20.09 | Comparison of Rachmaninoff Ampico Recordings, from Jim Edwards |
| 1997.04.10.07 | Ohman and Arden Comparison Performance, from Craig Brougher |
| 1997.02.26.19 | Comparison of Welte Reproducing Systems, from Dave McNally |
|
