| Digest Nr | Subject and Author |
|---|
 |
| 2016.06.19.01 | Pneumatic Grade Leathers as Commodities, from Grant Chapman, NY |
| 2009.01.01.08 | Pre-punched Valve Leathers, from Ed Hattrup |
| 2008.12.31.04 | Pre-punched Valve Leathers, from Joel Cluskey |
| 2008.12.29.03 | Pre-punched Valve Leathers, from Bill Maguire |
| 2008.12.28.02 | Seek Pre-punched Valve Leathers, from Darryl Zempel |
| 2008.10.22.05 | Columbia Organ Leathers, from Bruce Grimes |
| 2006.05.20.06 | Replacing Leathers with Artificial Materials, from John A. Tuttle |
| 2003.03.23.08 | Replacing Leathers with Artificial Materials, from James Jelinek |
| 2000.06.21.08 | Sealing Pouch Leathers, from Mark West |
| 1998.01.17.21 | Musical Instrument Leathers, from Ray and Marilyn McLeland |
| 1997.12.12.14 | Leathers from Leather Supply House, from Matthew Caulfield |
|
