| Digest Nr | Subject and Author |
 |
| 2015.06.20.03 | Seek Height Adjustment Key for Push-up Player, from Jim Spriggs |
| 2015.06.09.03 | Hupfeld Phonola Vorsetzer Height Adjustment, from Bob Loesch |
| 2015.06.08.03 | Hupfeld Phonola Vorsetzer Height Adjustment, from Philip Jamison |
| 2001.06.18.07 | Spoked Wheels & Height of Street Organ Crank, from Craig Smith |
| 2001.06.18.06 | Spoked Wheels & Height of Street Organ Crank, from Mike Knudsen |
| 2001.06.18.05 | Spoked Wheels & Height of Street Organ Crank, from Peter Neilson |
| 2001.06.18.04 | Spoked Wheels & Height of Street Organ Crank, from Hal O'Rourke |
| 2001.06.17.05 | Spoked Wheels & Height of Street Organ Crank, from Dave Clark |
| 1999.07.07.03 | Violano Gauge To Adjust Violin Height, from Dave Brown |
| 1998.10.22.01 | Adjusting Music Box Star Wheel Height, from Randy Hayno |
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