The most recent submissions are listed first.
| Digest Nr | Subject and Author |
 |
| 2021.08.29.01 | Stafford Orchestrion Electric Clutch Problem, from Keith Gramlich |
| 2011.01.14.08 | Seek Wurlitzer 18-Tooth Pinion Gear and Clutch, from Fred Fey |
| 2000.03.04.09 | Melville Clark Apollo Clutch Problem, from Jerry George |
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