| Digest Nr | Subject and Author |
 |
| 2021.07.21.01 | FS: Ampico "The Sunken Cathedral" p.b. Schmitz, from Jonathon Lorek |
| 2013.08.06.05 | Ampico Rolls Played by E. Robert Schmitz, from Spencer Chase |
| 2013.08.06.04 | Ampico Rolls Played by E. Robert Schmitz, from Alan Douglas |
| 2013.08.05.02 | Ampico Rolls Played by E. Robert Schmitz, from Bob Taylor |
| 1998.12.16.17 | Ampico 66521 "Minstrels" pb E. Robert Schmitz, from Mike Walter |
| 1997.12.26.05 | Hans W. Schmitz & Welte History, from Matthew Caulfield |
 |