| Digest Nr | Subject and Author |
|---|
 |
| 2019.10.22.01 | Exposition Tokens Found Under Piano Keys, from Dave Krall |
| 2006.12.14.04 | 1904 Exposition Pianola Themodist Push-up Player, from Bill Prichard |
| 2005.06.29.07 | Cable Piano - Columbian Exposition Commemorative, from lizznjay@ |
| 2003.07.22.02 | Sousa Marches at Columbian Exposition 1893-94, from Jonathan Elkus |
| 2002.10.01.01 | Eastern States Exposition 2002, from William Griswold Jr. |
| 2001.09.09.02 | Mechanical Music at 1901 Pan-American Exposition, from Tom Bingham |
| 2000.05.31.02 | Richard Wagner Music for 1876 Exposition, from Philip Jamison |
|
