| Digest Nr | Subject and Author |
 |
| 2021.05.17.01 | Seek Recordo Documentation, from John Grant |
| 2018.06.03.05 | Seek Ampico A/B Transition Documentation, from John Grant |
| 2003.10.28.08 | Conn Strobotuner Documentation, ST-6 & ST-11, from Terry Smythe |
| 2002.11.28.07 | Conn Stroboconn Tuner Documentation, from Terry Smythe |
| 2002.02.21.03 | Conn Strobotuner Documentation, from Terry Smythe |
| 1998.02.23.15 | Documentation for Conn Strobotuner, from Terry Smythe |
| 1996.11.10.11 | Re: Pianocorder Documentation For Sale, from Harvard Wood |
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