| Date | Person | Description |
|---|---|---|
| 1739 – 1741 | Scherffer, Karl | Studied mathematics in Vienna |
| Scherffer, Karl | Teacher of mathematics in Graz | |
| 1750 – 1755 | Scherffer, Karl | Teacher of mathematics, logic, metaphysics, general physics, special physics in Vienna |
| 1755 – 1773 | Scherffer, Karl | Teacher of mathematics |