| Digest Nr | Subject and Author |
 |
| 2013.09.06.01 | Automotive Rubber Tubing Isn't For Player Pianos, from John A. Tuttle |
| 2010.02.18.11 | Automotive Gasket Paper for Pneumatic Gaskets, from Jim Cook |
| 2002.06.19.05 | Automotive Tubing and Other Substitutions, from Craig Brougher |
| 2002.06.18.10 | Automotive Rubber Tubing, from Dot Schlegel |
| 2002.06.17.06 | Automotive Tubing and Other Substitutions, from Craig Brougher |
| 2002.06.17.05 | Automotive Tubing and Other Substitutions, from Andy Taylor |
| 2002.06.12.03 | Automotive Rubber Tubing, from Craig Brougher |
| 2002.06.11.07 | Automotive Rubber Tubing, from Ray Finch |
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