| Date | Person | Description |
|---|---|---|
| 1754 | Franz, Josef | Liesganig succeeded Franz as the director of the astronomical observatory in Vienna in 1754 |
| Fröhlich, Erasmus | Franz and Fröhlich established an astronomical observatory in Vienna together | |
| Fröhlich, Erasmus | Khell von Khellburg succeeded Fröhlich as a teacher of numismatics in Vienna | |
| Güssmann, Franz | Liesganig, Metzburg, and Güssmann worked on a map of Eastern European Galicia while in Vienna | |
| Hell, Maximilian | Gawroński studied astronomy with Hell in Vienna | |
| 1776 | Hell, Maximilian | Since 1776, Güssmann collaborated with Hell on astronomical observations in Vienna, leading up to Hell’s publication “ Ephemerides astronomicae ” |
| Hell, Maximilian | Hell assisted Franz in doing astronomical observations in Vienna | |
| 1762 – 1773 | Hell, Maximilian | Between 1762 – 1773, Pilgram was assistant of Hell in Vienna and represented him during his absences |
| 1753 – 1773 | Hell, Maximilian | Between 1753 – 1773, Pilgram was assistant of Hell in Vienna and represented him during his absences |
| Rieger, Christian | Rieger was assistant and later director at the Vienna museum for natural sciences | |
| Vols, Ernest | Vols was greatly involved in the creation of the Vienna mathematical cabinet | |
| Vota, Carlo Maurizio | Vota spent 17 years in Venice during which he made a name for himself and was director of the geographical academy in Turin for twelve years, he was also a papal envoy to the royal courts in Vienna and Warsaw and spent some time in Moscow |