| Date | Person | Description |
|---|---|---|
| Fröhlich, Erasmus | Studied Hebrew, Greek, Latin in Leoben | |
| 1722 – 1726 | Fröhlich, Erasmus | Teacher of literae humaniores in Klagenfurt |
| Fröhlich, Erasmus | Teacher of mathematics, Hebrew, Greek, history, geography, heraldry, numismatics in Vienna | |
| Fröhlich, Erasmus | Khell von Khellburg succeeded Fröhlich as a teacher of numismatics in Vienna |