| Digest Nr | Subject and Author |
|---|
 |
| 2023.02.10.01 | FS: Antique Horizontal Mill for Wooden Gears, from William Edgerton |
| 2017.02.17.01 | Horizontal Grooves in Welte Tracker Bar, from Jeff Davis |
| 2017.02.15.04 | Horizontal Grooves in Welte Tracker Bar, from Paddy Handscombe |
| 2017.02.14.03 | Horizontal Grooves in French Welte-Mignon, from Julian Dyer |
| 2017.02.13.04 | Horizontal Grooves in French Welte-Mignon, from Robbie Rhodes |
| 2017.02.13.03 | Horizontal Grooves in Welte T100 Tracker Bar, from John McClelland |
| 2017.02.13.02 | Horizontal Grooves in 1928 Welte Tracker Bar, from Allen Ford |
| 2017.02.13.01 | Horizontal Grooves in Welte Organ Tracker Bar, from Dave Krall |
| 2015.04.29.01 | 26" Stella Disc Movement in Horizontal Case, from Jim Weir |
|
