| Digest Nr | Subject and Author |
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| 2018.09.19.02 | Bill Burkhardt Estate Sale in Grand Rapids, MI, from Jim Blanco |
| 2018.09.18.02 | Bill Burkhardt Estate Sale in Grand Rapids, MI, from Duane Leet |
| 2018.08.28.01 | Bill Burkhardt Estate Sale in Grand Rapids, MI, from Marc Goodman |
| 2018.08.10.01 | Bill Burkhardt Estate Sale in Grand Rapids, MI, from Jill Rosenberg |
| 2018.07.17.03 | Seek Restorable Player Piano in Flint MI Region, from Thomas Binnall |
| 2018.07.13.02 | Seek Restorable Player Piano in Flint MI Region, from Dan Harrett |
| 2003.05.27.01 | COAA Organ Rallies 2003 in MI, NY, PA, OH, from Ron Bopp |
| 2001.11.14.04 | Music House Museum, Traverse City, MI, from Vincent Morgan |
| 2001.06.19.01 | COAA Organ Rally in Holland MI 22-24 June 2001, from Angelo Rulli |
| 2001.06.17.01 | COAA Organ Rally in Holland MI 22-24 June 2001, from Angelo Rulli |
| 2001.06.16.01 | COAA Organ Rally in Holland MI 22-24 June 2001, from Ron Bopp |
| 2000.07.08.08 | FS: Piano Rolls in Grand Rapids MI, from Sandy Hisey |
| 2000.06.18.01 | Summer Band Organ Rallies in MI & IN, from Ron Bopp |
| 2000.06.06.02 | Lee Conklin Antique Organ Museum in Hanover MI, from Hal Davis |
| 2000.06.06.01 | Lee Conklin Antique Organ Museum in Hanover MI, from Bruce Miller |
| 2000.02.24.02 | Mechanical Music in Detroit MI, from Dave Calendine |
| 1999.08.14.06 | Come Visit "The Music House" in Acme MI, from Bill Kenney |
| 1998.07.13.07 | Mark Hass, RPT, in Dearborn MI, from Norm Banta |
| 1998.06.17.03 | Fr. Jim Miller of Fenton MI, from Damon Atchison |
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