| Digest Nr | Subject and Author |
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| 2019.03.05.01 | Piano Melodico Damper Assembly Data, from Christian Greinacher |
| 2019.02.27.07 | Piano Melodico Damper Assembly, from Giovanni Vitiello |
| 2019.02.26.01 | Piano Melodico Damper Assembly, from Christian Greinacher |
| 2019.02.25.02 | Piano Melodico Damper Assembly, from John McClelland |
| 2019.02.22.01 | Seek Piano Melodico Damper Assembly, from Jim Quashnock |
| 2017.11.24.03 | Damper Pedal Spring for Story & Clark Player, from Jere DeBacker |
| 2017.01.06.03 | Seek Damper Rail for 8" Regina, from Daniel Davis |
| 2015.06.18.01 | Kimball Brass Damper Plates With Spring, from David Dewey |
| 2015.06.16.02 | Kimball Brass Damper Plates With Spring, from Don Teach |
| 2015.06.15.06 | Kimball Brass Damper Plates With Spring, from John Dewey |
| 2015.06.12.05 | Seek Kimball Brass Damper Plates With Spring, from David Dewey |
| 2012.03.26.06 | Seek Damper Pedals for Apollo Player Pianos, from Jere DeBacker |
| 2012.01.17.02 | Seek Dampers & Damper Rail for Regina 22, from Don Keil |
| 2011.10.15.02 | Damper Rails for Polyphon 19-5/8", from Tony Ciuffini |
| 2008.11.07.02 | Seek Damper Rails For 24-1/2" Lochman Original, from Frank and Shirley Nix |
| 2007.06.14.06 | Vertical Damper Replacement Pamphlet, from Jon Page |
| 2006.11.05.01 | Source of Damper Rails for Regina Musical Box, from Eliyahu Shahar |
| 2006.11.04.01 | Seek Damper Rails for Regina Musical Box, from Bob School |
| 2006.05.17.08 | Aeolian Vibrations and the Stockbridge Damper, from Nicholas Simons |
| 2006.02.19.01 | Seek Polyphon Damper Rails, from Marty Roenigk |
| 2005.04.16.05 | Door Spring As Grand Piano Damper Lifting Dowel, from Tom Hutchinson |
| 2004.07.28.01 | Seek Damper Rails for 24-1/2" Polyphon Mikado, from Marty Roenigk |
| 2002.10.11.05 | Source of Backed and Stitched Damper Felt, from Nicholas Simons |
| 2002.10.10.04 | Cutting Damper Felt, from Bernt Damm |
| 2002.07.24.07 | Damper Replacement & Damper Heads, from Iran Ausley |
| 2002.07.24.07 | Damper Replacement & Damper Heads, from Iran Ausley |
| 2000.12.17.07 | Damper Rail Lift Pneumatic in Duo-Art Grand, from Nick Yengle |
| 2000.01.24.13 | Damper Placement in Piano Treble Section, from John A. Tuttle |
| 1999.05.01.08 | Damper Springs in Upright Piano, from John Dewey |
| 1999.04.30.05 | Damper Springs in Upright Piano, from Larry Mayo |
| 1998.02.22.16 | Damper Pneumatic Problems in Ampico, from Dave Krall |
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