1930
First Caltech Winter Visit
Begins an extended academic visit to the California Institute of Technology.
Historical place archive
Browse historical events and people recorded at Pasadena in Germany. The records below are rendered directly from the World History Database into this page's initial HTML.
Begins an extended academic visit to the California Institute of Technology.
With Willem de Sitter, proposes a simple expanding cosmological model with zero cosmological constant.
Provenance
These entries are generated from stored World History Database records whose country and place fields match Germany and Pasadena. 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.