| Digest Nr | Subject and Author |
 |
| 2015.06.07.01 | Seek Wurlitzer 146 & 153 Band Organ Schematics, from Bill Chapman |
| 2015.05.14.03 | Seek Hupfeld Hupfeld Animatic Schematics, from Don Taig |
| 2007.07.25.07 | Seek Devtronix MIDI Circuit Board Schematics, from Kevin Keinert |
| 2000.06.05.12 | Seek Schematics for Reproduco Player Organ, from John McClure |
| 2000.05.14.05 | Seek Marantz Pianocorder Schematics, from Mike Carey |
| 1998.08.10.07 | Seek Conn 650 Book and Schematics, from Bill Ryan |
| 1998.07.27.13 | Seek Conn 650 Schematics and Handbook, from Bill Ryan |
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