| Digest Nr | Subject and Author |
 |
| 2008.12.04.03 | Ampico A Repeat & Shutoff System, from Bill Maguire |
| 2008.12.02.02 | Ampico A Repeat & Shutoff System, from Bill Maguire |
| 2008.05.28.06 | Late Aeolian Automatic Shutoff After Rewind, from John A. Tuttle |
| 2008.05.28.05 | Late Aeolian Automatic Shutoff After Rewind, from Jim Jelinek |
| 2008.05.27.04 | Late Aeolian Automatic Shutoff After Rewind, from Rick Hankamer |
| 2004.06.25.06 | Automatic Rewind, Play & Shutoff in Orchestrions, from Art Reblitz |
| 2004.06.25.05 | Automatic Shutoff in Late Aeolian Player Pianos, from John A. Tuttle |
| 2004.06.24.07 | Automatic Shutoff After Roll Rewinds, from Charlie Morgan |
| 1999.11.17.13 | Automatic Shutoff for Electric Player Piano, from Andy Taylor |
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