| Digest Nr | Subject and Author |
|---|
 |
| 2001.09.18.02 | Piano Heaters & Electric Blankets, from Ana Gerard |
| 2001.09.07.05 | Piano Heaters & Electric Blankets, from Ray Finch |
| 2001.09.06.05 | Piano Heaters & Electric Blankets, from John A. Tuttle |
| 2001.09.06.04 | Piano Heaters & Electric Blanket, from John A. Tuttle |
| 2001.09.06.03 | Piano Heaters & Relative Humidity, from John A. Tuttle |
| 2001.09.06.02 | Piano Heaters & Relative Humidity, from Richard Vance |
| 2001.09.06.01 | Piano Heaters & Electric Blankets, from Bruce Clark |
| 2001.09.04.03 | Piano Heaters, from John A. Tuttle |
| 2000.03.26.04 | Kerosene Heaters, from Dan Wilson, London |
| 2000.03.25.02 | Player Pianos and Unvented Space Heaters, from Mike Kitner |
|
