| Digest Nr | Subject and Author |
 |
| 1998.05.14.06 | Switch Arcing - Thanks, from John A. Tuttle |
| 1998.05.13.12 | Switch Arcing in Player Piano, from Mike Knudsen |
| 1998.05.13.11 | Switch Arcing in Player Piano, from Mark Kinsler |
| 1998.05.13.10 | Switch Arcing in Player Piano, from Andy Taylor |
| 1998.05.13.09 | Switch Arcing in Player Piano, from Scott Olson |
| 1998.05.13.08 | Switch Arcing in Player Piano, from John A. Tuttle |
| 1998.05.13.07 | Switch Arcing in Player Piano, from John Wale |
| 1998.05.12.14 | Switch Arcing in Player Piano, from John A. Tuttle |
| 1997.06.27.11 | Electrical Safety and Magnet Arcing, from Richard Vance |
| 1997.06.27.10 | Electrical Safety and Magnet Arcing, from Peter Coggins |
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