Johann Michael Grass
| Geburts-und Todesjahr | ||
|---|---|---|
| Geburtsjahr | 1746 | |
| Todesjahr | 1809 | |
Organ builder from Lommis, Thurgau. He worked mainly in St. Gallen and later in Vorarlberg. He was the son-in-law of the organ builder Johann Jakob Bommer.
| Literatur |
Der Orgelbauer Johann Michael Grass und sein Neu St. Johanner "Opus Maximum" / Markus Meier. - In: Toggenburger Jahrbuch, 2020. |