| Digest Nr | Subject and Author |
 |
| 2023.03.10.04 |
FS: Duo-Art 1930 Supplement Roll Catalog, from Rich Ingram |
| 2022.11.04.03 |
FS: The Disc Musical Box Book & Supplement Reduced, from Kevin McElhone |
| 2020.05.03.02 |
Special on "Disc Musical Box" Book & Supplement, from Nancy Fratti |
| 2020.04.30.01 |
Special on "Disc Musical Box" Book & Supplement, from Kevin McElhone |
| 2015.12.10.01 |
Tune Sheet Book Fourth Supplement Now Available, from Alison Biden |
| 2015.12.09.01 |
Tune Sheet Book Fourth Supplement Now Available, from Paul Bellamy |
| 2006.06.19.01 |
1927 UK Supplement to the 1925 Ampico Catalog, from Terry Smythe |
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