| Digest Nr | Subject and Author |
|---|
 |
| 2021.01.22.03 | Orchestrions With Multiple Clockwork Drives, from Nicholas Simons |
| 2021.01.20.01 | Orchestrions With Multiple Clockwork Drives, from Christian Tedesco |
| 2009.04.06.07 | PianoDisc Floppy Drives, from Jim Cook |
| 2009.04.05.04 | PianoDisc Floppy Drives, from Jeff Davis |
| 2009.04.04.05 | PianoDisc Floppy Drives, from Rob Goodale |
| 1998.05.12.15 | Lawnmowers and Leather Drives, from Don Teach |
| 1998.05.11.10 | Lawnmowers and Leather Drives, from Don Teach |
| 1998.05.10.14 | Rubber Tire Drives, from Larry Broadmoore |
| 1998.05.09.14 | Rubber Tire Drives, from Hal Davis |
| 1997.09.09.11 | Wind Motors and Sprocket Drives, from Bob and Sonja Lemon |
|
