| Digest Nr | Subject and Author |
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| 2021.05.24.04 | Edison Concert Record Cabinet, from Gary Stevenson |
| 2016.11.08.02 | Ampico-Artigraphic Record Music Roll, from Marshall Jose |
| 2014.08.27.01 | Record for Hand-cranking an Instrument, from Steve Greatrex |
| 2014.08.25.03 | Record for Hand-cranking an Instrument, from Ingmar Krause |
| 2014.08.23.04 | Record for Hand-cranking an Instrument, from Tracy Tolzmann |
| 2014.08.22.04 | Record for Hand-cranking an Instrument, from John Farmer |
| 2014.08.19.02 | Record for Hand-cranking an Instrument, from Harald M. Mueller |
| 2014.08.18.01 | Record for Hand-cranking an Instrument, from Alison Biden |
| 2013.10.01.03 | Welte "Automaphon" Record Changer, from Gerhard Dangel |
| 2013.05.19.05 | Seek MIDI Orchestrion to Record My Compositions, from Mark Steiner |
| 2010.02.05.07 | Welte Record from Telefunken, from Augie Gonzales |
| 2009.10.31.01 | Was the MMD for 91029 a Record in Size?, from Matthew Caulfield |
| 2009.02.03.05 | Starr Player Piano Co. Demonstration Phono Record, from Jack M. Conway |
| 2008.09.10.03 | Historical American Engineering Record Collection, from John Bartlett |
| 2008.05.17.05 | PianoDisc TFT MIDI Record Strip Installation, from Rob Goodale |
| 2007.12.03.05 | Record Price Paid for 88-note Roll, from Deane Wiley |
| 2007.12.02.04 | Record Price Paid for 88-note Roll, from Robert Perry |
| 2005.10.21.06 | QRS 78 RPM Record Labels, from J. B. Roth |
| 2004.06.23.06 | Ampico Record Music Roll, from Matthew Caulfield |
| 2004.06.16.01 | Ampico Record Music Roll, from mslb |
| 2003.07.02.08 | Record Price Paid for Concert Roller Organ, from Jon Miller |
| 2003.07.01.04 | Record Price Paid for Concert Roller Organ, from Todd Augsburger |
| 2003.06.30.03 | Record Price Paid for Concert Roller Organ, from Ed Kigler |
| 2003.06.29.01 | Record Price Paid for 20-Note Concert Roller Organ, from Paul Morris |
| 2003.06.27.02 | Record Price Paid for 20-Note Concert Roller Organ, from Kevin McElhone |
| 2003.06.26.03 | Record Price Paid for Concert Roller Organ, from Richard Dutton |
| 2003.06.26.02 | Record Price Paid for Concert Roller Organ, from Jim Canavan |
| 2003.06.25.04 | Record Price Paid for Concert Roller Organ, from Ed Kigler |
| 2003.06.24.02 | Record Price Paid for Concert Roller Organ, from Kevin McElhone |
| 2003.02.12.06 | Scanning a Phonograph Record, from Bob Fitterman |
| 2002.02.27.02 | Walter Heebner, Welte-Mignon LP Record Producer, from Robbie Rhodes |
| 2001.08.07.06 | "Indianola" on Roll and Record, from Bryan Cather |
| 2000.03.23.02 | What is a Recording? What is a Record?, from Michael Woolf |
| 2000.03.22.07 | What is a Recording? What is a Record?, from Douglas Henderson |
| 2000.03.22.06 | What is a Recording? What is a Record?, from Jon Page |
| 2000.03.22.05 | What is a Recording? What is a Record?, from Todd Augsburger |
| 2000.03.22.04 | What is a Recording? What is a Record?, from John Farrell |
| 2000.03.21.11 | What is a Recording? What is a Record?, from Robbie Rhodes |
| 2000.03.21.10 | What is a Recording? What is a Record?, from Julian Dyer |
| 2000.03.21.09 | What is a Recording? What is a Record?, from George Bogatko |
| 2000.03.21.08 | What is a Recording? What is a Record?, from Douglas Bush |
| 2000.03.21.07 | What is a Recording? What is a Record?, from John A. Tuttle |
| 2000.03.21.06 | What is a Recording? What is a Record?, from John Kleinbauer |
| 2000.03.21.05 | What is a Recording? What is a Record?, from Hans van Oost |
| 2000.03.20.04 | What is a Recording? What is a Record?, from Joyce Brite |
| 2000.03.01.05 | Phono Record Reproducer Uses Laser Beams, from Mark Kinsler |
| 1999.10.25.15 | MIDI Keybed Contacts Record Double Note Strikes, from Andy Taylor |
| 1999.10.01.12 | Old Electric Record Players and Changers, from Chris Kalstone |
| 1999.09.30.20 | Old Electric Record Players and Changers, from Bill Mintz |
| 1999.08.10.12 | FS: Phono Record Cutting System, from Hal Davis |
| 1999.05.31.03 | Hybrid Player Piano Record Player, from Hal Davis |
| 1999.05.30.03 | Hybrid Player Piano Record Player?, from Mike Carey |
| 1999.05.22.03 | Unusual 1950s 45-RPM Record Player, from Hans van Oost |
| 1999.05.20.17 | Unusual 1950s 45-RPM Record Player, from Don Cox |
| 1999.05.20.16 | Unusual 1950s 45-RPM Record Player, from Mark Kinsler |
| 1999.05.19.07 | Seek Unusual 1950s 45-RPM Record Player, from Pat DeWitt |
| 1999.04.07.07 | FS: 78 RPM Record Players, from Craig Smith |
| 1999.02.17.03 | Music Box Books at Cylinder Record Auction, from Rod Cornelius |
| 1999.02.13.07 | Record: "Golden Organ Collection", from Jeremy Brice |
| 1998.12.13.11 | Performing with Apollophone Roll & Record Set, from Douglas Henderson |
| 1998.12.12.06 | Apollophone Roll & Record Set, from Dave Smith |
| 1998.11.04.13 | Synchronizing Player Piano with Phono Record, from Darrell Clarke |
| 1998.08.06.11 | FS: Fats Waller Record, from Kelly Goodman |
| 1998.07.19.07 | Kurt Elbers Collection on Record, from Gary Hogan |
| 1998.06.26.08 | Band Organ Music on 1915 Phono Record, from Ken Vinen |
| 1998.06.21.13 | FS: Carousel Organ Record at eBay, from Bill Wineburgh |
| 1998.05.29.15 | Mommoth Fair Organ LP Record, from Beatrice Robertson |
| 1998.05.04.06 | Wurlitzer 164 LP Record, from Jim Kenney |
| 1998.05.04.05 | Wurlitzer 164 LP Record, from George Bogatko |
| 1998.03.10.25 | Record Collectors Discuss Reproducing Rolls, from Robin Cherry |
| 1998.02.25.12 | Other QRS Luminaries on Record, from Bryan Cather |
| 1998.02.16.07 | Seeking 12" Record Jackets or Albums, from Jim Edwards |
| 1998.02.15.04 | J. Lawrence Cook 78 rpm Record, from John Phillips |
| 1998.02.11.05 | J. Lawrence Cook 78 Record, from Rob DeLand |
| 1997.12.04.10 | Seek Record Albums, from Colin Hinz |
| 1997.12.03.03 | Seek Record Albums, from Gerry Bay |
| 1997.12.01.11 | QRS MIDI Record Strip Installation, from Andy Taylor |
| 1997.11.24.09 | Seek Record Albums - "Nickel Music" and..., from Gerry Bay |
| 1997.03.26.05 | Band-organ LP Record, from Matthew Caulfield |
| 1997.03.25.13 | Seek Band-organ LP Record, from Marc Elbasani |
| 1996.11.02.04 | MIDI Composing in Record Time!, from John A. Tuttle |
| 1996.06.16.03 | Fisher-Price Record Player, from John Phillips |
| 1996.01.16.05 | RE: Piano Roll/78 Record Sets, from Marc Sachnoff |
| 1996.01.11.03 | RE: Piano Roll/78 Record Sets, from Jim Canavan |
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