| Digest Nr | Subject and Author |
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| 2022.11.13.03 | Seek Synthetic Gasket Material for Ampico Pump, from Steve Muscato |
| 2022.11.09.01 | Seek Synthetic Gasket Material for Ampico Pump, from Bill Chapman |
| 2019.09.22.05 | Using Hide Glue On Synthetic Rubberized Cloth, from John A. Tuttle |
| 2019.09.21.04 | Attaching Synthetic Cloth With Plastic Glue, from John A. Tuttle |
| 2019.09.21.03 | Attaching Synthetic Cloth With Hide Glue, from John A. Tuttle |
| 2019.09.20.07 | Using Hide Glue On Synthetic Rubberized Cloth, from John A. Tuttle |
| 2018.08.14.06 | Synthetic Lubricants, from Spencer Chase |
| 2018.08.13.06 | Synthetic Lubricants, from Bob Yorburg |
| 2017.08.06.02 | Synthetic Piano Roll Expression, from Richard Stibbons |
| 2017.08.04.05 | Synthetic Piano Roll Expression, from Jeff Stauffer |
| 2017.08.02.03 | Synthetic Piano Roll Expression, from Richard Stibbons |
| 2007.01.26.08 | Synthetic Glues and Sealants, from Paddy Handscombe |
| 2007.01.26.07 | Synthetic Glues and Sealants, from Richard Moody |
| 2007.01.25.06 | Synthetic Glues and Sealants, from Andy Taylor |
| 2007.01.24.05 | Synthetic Glues and Sealants, from Paddy Handscombe |
| 2007.01.21.04 | Synthetic Glues and Sealants, from John A. Tuttle |
| 2005.10.30.07 | Ecsaine Synthetic Suede for Pianos, from Jurgen Goering |
| 2005.10.29.02 | Ecsaine Synthetic Suede for Pianos, from Duaine Hechler |
| 2005.10.28.01 | Ecsaine Synthetic Suede for Pianos, from Jeff Davis |
| 1998.10.21.12 | Permatex Synthetic Lubricant for Spring Motor, from Joel Hoshaw |
| 1998.03.12.05 | Synthetic Ivory, from Larry Lobel |
| 1997.12.10.11 | Synthetic Belting, from Darrell Clarke |
| 1996.09.07.06 | Synthetic Pouches, from John A. Tuttle |
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