2 August 1939
Einstein-Szilard Letter
Signs the Einstein-Szilard letter warning President Roosevelt about uranium chain reactions and possible powerful bombs.
Historical place archive
Browse historical events and people recorded at Long Island in Switzerland. The records below are rendered directly from the World History Database into this page's initial HTML.
Signs the Einstein-Szilard letter warning President Roosevelt about uranium chain reactions and possible powerful bombs.
Provenance
These entries are generated from stored World History Database records whose country and place fields match Switzerland and Long Island. 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.