| Digest Nr | Subject and Author |
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| 2017.05.31.02 | Seek " Medium" 88-note Roll Flanges, from Brian Thornton |
| 2013.08.27.14 | Burned Shellac vs. Medium C/A Glue, from Don Teach |
| 2013.08.25.03 | Burned Shellac vs. Medium C/A Glue, from John Ross |
| 2012.04.06.05 | Ordering Medium Piano Roll Boxes, from Bob Billings |
| 2010.04.11.07 | Seeburg KT Special "Loud, Medium, Soft" System, from Bob Oppenheim |
| 2010.04.01.04 | Seeburg KT Special "Loud, Medium, Soft" System, from Larry Emmons |
| 2010.03.31.04 | Seeburg KT Special "Loud, Medium, Soft" System, from Bob Oppenheim |
| 2007.04.24.01 | Seek Small or Medium Size Band Organ, from Rob Goodale |
| 2005.10.26.09 | DuPont "Tyvek" as Music Roll Medium, from Mike Knudsen |
| 2005.10.25.10 | DuPont "Tyvek" as Music Roll Medium, from Bob Loesch |
| 2005.10.24.07 | DuPont "Tyvek" as Music Roll Medium, from Matthew Caulfield |
| 2005.10.23.06 | DuPont "Tyvek" as Music Roll Medium, from Ray Finch |
| 1999.01.14.11 | Veneered Medium Density Fiberboard for Piano Case, from Jon Page |
| 1996.03.08.04 | Disks as a Roll Conservation Medium, from Jim Gallops |
| 1996.03.08.03 | Disks as a Roll Conservation Medium, from Thomas Henden |
| 1996.03.07.05 | Disks As Conservation Medium, from Matthew Caulfield |
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