| Digest Nr | Subject and Author |
|---|
 |
| 2019.08.28.02 | Aeolian-American Ampico & Duo-Art " Twin" Issues, from Bruce Grimes |
| 2019.08.25.02 | Aeolian-American Ampico & Duo-Art " Twin" Issues, from Marc Goodman |
| 2018.09.03.01 | Seek Twin Disc 26-1/2" Monopol Gloria Music Box, from Steve Greatrex |
| 2013.11.26.01 | Triplet & Twin Ampico, Welte, & Duo-Art Rolls, from Allen Ford |
| 2004.04.12.01 | Symphonion Model 206 Imperial Twin Disc Music Box, from Reg Smith |
| 2004.04.11.01 | Symphonion Twin Disc Music Box, from Arthur Mueller |
| 2002.11.25.14 | Moving a Console Piano Using Twin Dollies, from Joseph Loucek |
| 2002.11.15.08 | Moving a Console Piano Using Twin Dollies, from Herbert Huestis |
| 2001.06.20.01 | Seek Recording of Twin Reed Organina Harmonieux, from Kevin McElhone |
| 1998.10.17.08 | Gentry Twin Steam Calliope, from Jason Hahn |
| 1998.04.06.05 | Visiting the Twin Cities, Minnesota, from Angelo Rulli |
| 1998.04.06.04 | Visiting the Twin Cities, Minnesota, from Steve Grotenhuis |
| 1998.04.03.02 | Visiting the Twin Cities, Minnesota, from Colin Hinz |
| 1997.03.24.03 | Visiting Twin Cities, from Colin Hinz |
|
