| Date | Person | Description |
|---|---|---|
| 1817 – 1818 | Jourdan, Jakub | Teacher of moral theology, scripture in Polotsk |
| Jourdan, Jakub | Occupied himself with cartography | |
| 1726 – 1728 | Soares, Diogo | Teacher of moral theology in Lisbon |
| Soares, Diogo | Occupied himself with astronomy, cartography, geography, natural sciences, botany, topography, fieldwork |