| Digest Nr | Subject and Author |
|---|
 |
| 2018.01.30.01 | Bob Yorburg Carving Classes In Indiana, from Robbie Rhodes |
| 2012.06.08.04 | Player Piano Technician Training Classes, from Stephen Dunsmore |
| 2012.06.06.05 | Player Piano Technician Training Classes, from Duaine Hechler |
| 2012.06.05.02 | Player Piano Technician Training Classes, from Larry Norman |
| 2012.06.04.03 | Player Piano Technician Training Classes, from Duaine Hechler |
| 2012.06.03.02 | Player Piano Technician Training Classes, from Mike Walter |
| 2005.08.11.01 | Classes on How To Repair Musical Boxes, from Bob Loesch |
| 2005.08.09.02 | Seek Classes on How To Repair Musical Boxes, from SwordsofPeace@ |
| 2003.03.02.03 | USPTO Patent Classes, from Julian Dyer |
| 1997.10.22.05 | Player Piano Classes at PTG Seminars, from Sam Harris |
| 1997.10.22.04 | Player Piano Classes at PTG Seminars, from Debbie Legg |
|
