| Date | Person | Description |
|---|---|---|
| – 1665 | Eschinardi, Francesco | Occupied himself with astronomical observations in Rome |
| Eschinardi, Francesco | Occupied himself with optics, civil architecture, military architecture, watchmaking, acoustics, cartography | |
| 1762 – 1765 | Rostan, Alexandre Pancrace | Teacher of mathematics, civil architecture, military architecture in Warsaw |
| 1769 | Rostan, Alexandre Pancrace | Rostan and Łuskina carried out astronomical observations together in 1763, 1764, and 1769 |