| Date | Person | Description |
|---|---|---|
| 1744 – 1748 | Walcher, Joseph Andreas | Studied theology in Vienna |
| 1756 – 1773 | Walcher, Joseph Andreas | Teacher of mathematics, experimental mechanics in Vienna |
| Walcher, Joseph Andreas | Occupied himself with physics, architecture, mechanics, hydraulics | |
| 1743 – 1747 | Ximenes, Leonardo | Studied theology in Rome |
| 1747 – 1757 | Ximenes, Leonardo | Teacher of mathematics in Florence |