1641Gdansk ObservatoryJohannes Hevelius
Establishes an observatory on the roofs of his Gdansk houses.
Historical records for Poland in 1641, rendered directly from the World History Database and ordered by month, day and event.
Establishes an observatory on the roofs of his Gdansk houses.
Builds a major European centre for naked-eye astronomical observation.
This page is generated from stored World History Database records matching the exact country and year shown above. Exact duplicate display records are collapsed. Records without a month are listed after the monthly sections. Source provenance varies by record; formal academic citation should be checked against the relevant primary source, archive or specialist historical reference.