| Digest Nr | Subject and Author |
 |
| 2004.05.13.06 | FS: Pleyel DEA Reproducing Piano in France, from Robbie Rhodes |
| 2003.05.12.09 | FS: Pleyel Autopleyela Player Grand Piano in NY, from Vincent Morgan |
| 2003.02.13.18 | FS: Pleyel Player Grand Piano in Connecticut, from Herb Lindahl |
| 2002.06.28.09 | Stravinsky Piano Rolls in 1926 Pleyel Catalogue, from Julian Dyer |
| 2001.04.11.09 | 1924 Pleyel Synchronizing Patent at Web Site, from Douglas Henderson |
| 2000.04.11.08 | Pleyel Synchronizing Patent Illustrations, from Douglas Henderson |
| 2000.04.09.04 | Pleyel Patent for Synchronizing Music Roll, from Douglas Henderson |
| 2000.02.04.02 | Pleyel Odelola & Web Site of Jean Michel Detrey, from Jean-Pierre Jouandet |
 |