1735
Classification of Nature
Introduces a hierarchical framework for classifying plants, animals and minerals.
Historical place archive
Browse historical events and people recorded at Leiden in Sweden. The records below are rendered directly from the World History Database into this page's initial HTML.
Introduces a hierarchical framework for classifying plants, animals and minerals.
Publishes the first edition of Systema Naturae.
Provenance
These entries are generated from stored World History Database records whose country and place fields match Sweden and Leiden. Names, dates, event labels and descriptions are reviewed and normalised as the database develops. Historical place names may not match modern administrative boundaries.
This database is a research index. For formal scholarly citation, verify individual claims against appropriate primary, archival, academic or specialist sources.