| Digest Nr | Subject and Author |
|---|
 |
| 2009.02.24.02 | Working Conditions in Player Piano Factories, from Julian Dyer |
| 2009.02.23.02 | Working Conditions in Player Piano Factories, from Glenn Amer |
| 2009.02.22.03 | Working Conditions in Player Piano Factories, from Bill Maguire |
| 2009.02.20.08 | Working Conditions at Player Piano Factories, from Dave Bowers |
| 2009.02.20.07 | Working Conditions at Player Piano Factories, from Will Herzog |
| 2009.02.18.01 | Working Conditions at Player Piano Factories, from Darryl Zempel |
| 2006.06.29.01 | Seek Photos of Artizan Factories Building, from Mike Fricano |
| 2003.04.12.03 | Location of Vacuum Tube Factories, from Dana Missbachova |
| 2000.10.03.02 | Organ Factories in Borna, Germany, from Fritz Gellerman |
| 1998.03.21.24 | Glue Used at Piano Factories, from Ed Gaida |
| 1997.10.16.10 | Location of Vacuum Tube Factories, from Eric Barbour |
| 1997.03.11.05 | Piano Factories Still Standing, from Damon Atchison |
|
