| Digest Nr | Subject and Author |
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| 2013.02.03.03 | Surviving Wurlitzer 157 Band Organs, from Dan Robinson |
| 2013.01.31.04 | Surviving Wurlitzer Style 157 Band Organs, from Mikey Mills |
| 2012.04.28.01 | Irene diGiovanni, Last Surviving Reproducing Artist, from Robert Perry |
| 2010.01.19.02 | Surviving Telektra & Tel-Electric Player Systems, from Erik York |
| 2007.12.28.04 | Surviving Berry-Wood Instruments, from Bill Chapman |
| 2007.08.18.02 | Surviving Deagan Unaphones, from Ken Fry |
| 2001.07.14.02 | Total Surviving Roll-Playing Pianos, from Lee Munsick |
| 2001.07.13.01 | Total Surviving Roll-Playing Pianos, from John A. Tuttle |
| 2001.07.08.10 | Surviving Player Pianos & Pedal Duo-Art in UK, from Dan Wilson, London |
| 1999.10.06.04 | Surviving Wurlitzer 157 Band Organs & Facades, from Tom Grace |
| 1999.10.02.02 | Surviving Wurlitzer 157 Band Organs, from Hal Davis |
| 1999.10.01.01 | Surviving Wurlitzer 157 Band Organs, from Dan Robinson |
| 1999.09.30.15 | Surviving Wurlitzer 157 Band Organs, from Jim Kenney |
| 1998.07.25.08 | Surviving Mills Violano-Virtuosos, from Art Reblitz |
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