| Digest Nr | Subject and Author |
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| 2024.10.25.01 | Who Was Telektra Pianist W. J. Shultz?, from David Krall |
| 2024.07.26.01 | Who Is This Telektra Pianist?, from David Krall |
| 2023.01.28.01 | Who is "Merry-Go-Round Music" in UK?, from Paul Camps |
| 2023.01.24.01 | Who Is "Merry-Go-Round Music" in UK?, from Alison Biden |
| 2023.01.23.01 | Who Is "Merry-Go-Round Music" in UK?, from Alison Biden |
| 2023.01.21.01 | Who is "Merry-Go-Round Music" in UK?, from Paul Camps |
| 2023.01.14.01 | Who Is "Merry-Go-Round Music" in UK?, from Wallace Venable |
| 2022.08.24.01 | Who Owns the Alan Pell Organ "Mary Lou"?, from Wallace Venable |
| 2021.09.12.02 | Who Developed the Art Apollo Expression System?, from Rich Schommer |
| 2020.01.25.03 | Who Can Recut Piano Rolls For Me?, from Ben Roth |
| 2019.10.19.01 | Who Was Aeolian Artist "Henri Bergman"?, from Ben Roth |
| 2018.02.06.02 | Who Is "88 Note Roll" Company?, from Bob Stewart |
| 2017.10.20.02 | Seek Ampico Roll " Who Is Sylvia?", from Mike Walter |
| 2017.04.22.05 | Who Built Wurlitzer Pianos?, from Art Reblitz |
| 2017.04.20.01 | Who Built "Wurlitzer" Pianos?, from Dave Krall |
| 2016.06.24.04 | Seek QRS 4118 " Who Is Your Who?", from Ron Forbes |
| 2016.06.24.04 | Seek QRS 4118 "Who Is Your Who?", from Ron Forbes |
| 2016.06.17.01 | The Man Who Saves Carousel Horses, from Bob Yorburg |
| 2014.07.09.04 | Seek " Who Paid the Rent for Mrs. Rip Van Winkle", from Tony Liene |
| 2013.10.31.06 | "Brown Skin ( Who You For?)" Imperial Piano Roll, from Randolph Herr |
| 2013.04.21.01 | AMMI Conference "Mechanical Music: Who? What? Where?", from Franco Severi |
| 2013.04.10.01 | AMMI Conference "Mechanical Music: Who? What? Where?", from Franco Severi |
| 2013.04.01.07 | Who Built the Wurlitzer Music Roll Perforators, from Doug Hershberger |
| 2013.04.01.06 | Who Built the Wurlitzer Music Roll Perforators, from Matthew Caulfield |
| 2013.03.29.03 | Who Built the Wurlitzer Music Roll Perforators, from Dave Krall |
| 2009.11.03.02 | Who Played the Estey Organ Company Music Rolls?, from David Sharpe |
| 2009.11.02.05 | Who Played the Estey Organ Company Music Rolls?, from Jim Crank |
| 2007.07.06.01 | Who Invented the Player Piano?, from Will Herzog |
| 2007.07.03.03 | Who Invented the Electric Player Piano?, from Francoise Dussour |
| 2007.07.02.02 | Who Invented the Electric Player Piano?, from Bob Billings |
| 2007.07.01.03 | Who Invented the Player Piano?, from Adam G. Ramet |
| 2007.07.01.02 | Who Invented the Player Piano?, from Hans van Oost |
| 2007.06.30.02 | Who Invented the Player Piano?, from Jeff Bridges |
| 2006.10.07.01 | Who Is J. Masin?, from Matthew Caulfield |
| 2006.10.04.11 | Key Pneumatics: Who Said They Should Fall Open?, from Art Reblitz |
| 2006.10.04.10 | Key Pneumatics: Who Said They Should Fall Open?, from Pete Knobloch |
| 2005.12.15.02 | Who Is Making Piano Rolls?, from Randy Hammond |
| 2005.12.14.03 | Who Is Making Piano Rolls?, from Don Teach |
| 2005.12.13.06 | Who Is Making Piano Rolls?, from Douglas Henderson |
| 2005.12.13.05 | Who Is Making Piano Rolls?, from Bruce Grimes |
| 2005.12.13.04 | Who Is Making Piano Rolls?, from Don Teach |
| 2005.12.13.03 | Who Is Making Piano Rolls?, from Gerhard Dangel |
| 2005.12.12.01 | Who Is Making Piano Rolls?, from Ed Chaban |
| 2004.03.29.06 | Imperial Piano Roll x5962 " Who?", from Tim Gautreaux |
| 2003.01.28.11 | Who Composed "Just A Memory" ?, from Dave Krall |
| 2003.01.03.01 | Who Is MAPSA Switzerland?, from Victoria Lindsey |
| 2002.05.08.01 | Who Maintains Museum Instruments & Automata?, from Angela Frucci |
| 2002.05.06.02 | Who Maintains Museum Instruments & Automata?, from Angela Frucci |
| 2001.04.09.07 | Who Is Reading Mechanical Music Digest, from Bernt Damm |
| 2001.04.07.07 | Who Made Gulbransen Pianos, from Don Teach |
| 2001.04.07.03 | Who Is Reading Mechanical Music Digest, from Bob Conant |
| 2001.04.05.10 | Who Made Gulbransen Pianos, from Benjamin Haass |
| 2001.04.05.01 | Who Is Reading Mechanical Music Digest, from John A. Tuttle |
| 2001.03.27.01 | Who Is Reading Mechanical Music Digest?, from John A. Tuttle |
| 2000.03.21.12 | Published Experts Who Are Not, from Dan Wilson, London |
| 1999.02.21.07 | Who Invented the Player Piano?, from Robbie Rhodes |
| 1999.01.04.07 | Fairground Organ in " Who Framed Roger Rabbit", from Douglas Bush |
| 1998.12.12.04 | Fairground Organ in " Who Framed Roger Rabbit", from Tom Grace |
| 1998.04.12.12 | Who Is Cutting What Rolls?, from Matthew Caulfield |
| 1998.03.13.04 | Who "Plays In" a Perfect Roll ?, from Philippe Rouillé |
| 1997.12.08.13 | Advice for Readers who Require a Sound Belting, from Bob Klepner |
| 1997.09.27.06 | Who Made Pneumatics ?, from Don Teach |
| 1997.08.21.01 | French Organ Grinder Who St-St-Stutters!, from Philippe Rouillé |
| 1996.05.07.06 | Who is Transcribing Music Rolls?, from Ed Schmidt |
| 1996.05.05.07 | Who is Transcribing Music Rolls?, from Robbie Rhodes |
| 1995.10.28.04 | Who has Posted to this Mailing List, from Jody Kravitz |
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