| Date | Person | Description |
|---|---|---|
| Hartzheim, Hermann Josef | Hartzheim prompted a revised edition of school texts for German and new impulses in the teaching of mathematics, physics, and geography during his time in Cologne | |
| Kresa, Jacob | Kresa spoke, among others, Czech, German, French, Spanish, Italian, Portuguese, Catalan, and English | |
| Rogaliński, Józef | Rogaliński established a physical cabinet and an astronomical observatory in Poznań and held public demonstrations in experimental physics, military art, and architectural engineering |