| Digest Nr | Subject and Author |
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| 2018.11.03.01 | Music Roll Scanners & Readers Inventory, from Marshall Jose |
| 2018.11.02.01 | Music Roll Scanners & Readers Inventory, from John McClelland |
| 2009.05.26.03 | Roll Inventory Computer Program, from Gerhard Dangel |
| 2009.05.24.08 | Roll Inventory Computer Program, from Bill Mackin |
| 2009.05.24.07 | Roll Inventory Computer Program, from Bill Klinger |
| 2009.05.24.06 | Roll Inventory Computer Program, from Spencer Chase |
| 2009.05.24.05 | Roll Inventory Computer Program, from Karl Van Scyoc |
| 2009.05.24.04 | Roll Inventory Computer Program, from Ray Bauer |
| 2009.05.24.03 | Roll Inventory Computer Program, from Mike Schoeppner |
| 2009.05.23.01 | Roll Inventory Computer Program, from John J. Breen |
| 2009.05.22.03 | Roll Inventory Computer Program, from Robbie Rhodes |
| 2009.05.22.02 | Roll Inventory Computer Program, from Claudine Jones |
| 2009.05.21.03 | Roll Inventory Computer Program, from Marvin Polan |
| 2009.05.21.02 | Roll Inventory Computer Program, from Jill Bear |
| 2009.05.20.05 | Seek Roll Inventory Computer Program, from Jeff Bridges |
| 2001.09.21.04 | FS: Florida Museum of Music Inventory, from Fred Wilharm |
| 1998.12.18.05 | Insurance For Store Inventory, from Marty Roenigk |
| 1997.01.31.04 | Inventory of Fair Organs, from Robbie Rhodes |
| 1997.01.29.02 | Inventory of Mechanical Organs, from Matthew Caulfield |
| 1997.01.06.14 | Roll Inventory and Rollography, from Robbie Rhodes |
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