Historical biography archive · Updated 2026-11-03

Gustave Bertrand Biography and Timeline

Follow Gustave Bertrand through 3 dated historical records for France.

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Gustave Bertrand, historical timeline

A chronological timeline drawn from matching World History Database records.

3Distinct records

1 of 1Page

1931–1939Years on this page

1931

October 1931

Enigma Machine

Warfare / World War, 2nd

Receives German Enigma documents obtained through French intelligence and makes them available to allied cryptanalytic partners.

1939

January 1939

Enigma Machine

Paris · Warfare / World War, 2nd

Takes part in the January Paris discussions linking French, Polish and British Enigma work.

Role range: 1939-1945

25 July 1939

Enigma Machine

Pyry · Warfare / World War, 2nd

Helps coordinate the Pyry exchange in which Poland shares its Enigma breakthrough with France and Britain.

Role range: 1939-1945

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.