| Date | Person | Description |
|---|---|---|
| 1808 – 1820 | Condrau, Jakub | Teacher of physics, mechanics, botany, zoology, higher mathematics in Polotsk |
| 1820 – 1821 | Condrau, Jakub | Teacher of mathematics in Navarre |
| Termeyer, Ramón María | Occupied himself with physics, agriculture, botany, entomology | |
| Termeyer, Ramón María | Teacher of mathematics, literae humaniores in Madrid |