Negative Charge of Cathode Rays
Demonstrates that cathode rays carry negative electric charge by collecting the rays in an insulated conductor.
Historical biography archive · Updated 2026-11-03
Jean Baptiste Perrin Biography and Timeline
Follow Jean Baptiste Perrin through 1 dated historical records for France.
Jean Baptiste Perrin, historical timeline
A chronological timeline drawn from matching World History Database records.
1Distinct records
1 of 1Page
1895–1895Years on this page
1895
Records, sources and methodology
These dates and descriptions come from the historical_events database. Exact duplicate records have been collapsed. Names are grouped by the country, Name 2 and Name 1 fields; records with missing Name 2 cannot be reliably assigned to an individual biography. Check the underlying sources before formal citation.