| Digest Nr | Subject and Author |
 |
| 2025.07.20.02 | Piano Action Problems in Kohler & Campbell Player, from Piotr Barcz |
| 2025.07.15.03 | Piano Action Problems in Kohler & Campbell Player, from Ben Gottfried |
| 2025.07.15.02 | Piano Action Problems in Kohler & Campbell Player, from Don Teach |
| 2025.07.14.03 | Piano Action Problems in Kohler & Campbell Player, from Piotr Barcz |
| 2025.07.13.02 | Piano Action Problems in Kohler & Campbell Player, from Richard Friedman |
| 2025.07.10.02 | Piano Action Problems in Kohler & Campbell Player, from Piotr Barcz |
| 2019.02.11.03 | FS: Kohler & Campbell Baby Grand CD Player Piano, from Lynn Simpson |
| 2016.02.24.08 | Kohler Campbell Lemac Electric Player Cut-off, from Robert Lesko |
| 2009.08.22.07 | Kohler & Campbell "Tom Thumb" 61-key Player Pianos, from Philip Jamison |
| 2009.08.21.02 | Kohler & Campbell 61-key Player Piano, from Scotty Greene |
| 2009.04.24.07 | Kohler & Campbell Tom Thumb Piano Problem, from Scotty Greene |
| 2008.02.11.06 | FS: 1910 Kohler & Campbell With Pianocorder, from Barbara Jaekel |
| 2004.10.25.02 | Kohler & Campbell Player Piano Phonograph, from rc6147 |
| 2004.03.07.07 | Seek 1925-1930 Kohler & Campbell Sales Catalog, from Bob Stewart |
| 2002.12.30.07 | Ragtimer Brun Campbell in Ray Bradbury Story, from Ed Berlin |
| 2001.07.22.03 | Charles Kohler and Kohler & Campbell Piano Co., from Marthajean Drago |
| 2000.09.11.03 | Frank Campbell Milne, from Michael Waters |
| 1999.08.10.08 | Kohler & Campbell Player Action Parts, from D. L. Bullock |
| 1999.08.08.08 | Seek Kohler & Campbell Player Action Parts, from Dean Moore |
| 1999.04.13.11 | Kohler & Campbell 44-note Player, from John A. Tuttle |
| 1999.04.12.19 | Kohler & Campbell 44-note Player, from Bill Wetzel |
| 1997.10.13.03 | Seek " Campbell Soup Kids" Music, from Bob Conant |
 |