| Date | Person | Description |
|---|---|---|
| 1744 – 1748 | Walcher, Joseph Andreas | Studied theology in Vienna |
| 1752 | Walcher, Joseph Andreas | Teacher of logic, metaphysics in Linz |
| 1756 – 1773 | Walcher, Joseph Andreas | Teacher of mathematics, experimental mechanics in Vienna |
| Walcher, Joseph Andreas | Occupied himself with physics, architecture, mechanics, hydraulics |