Historical biography archive · Updated 2026-11-03

Robert Retherford Biography and Timeline

Follow Robert Retherford through 1 dated historical records for United States of America.

Robert Retherford, historical timeline

A chronological timeline drawn from matching World History Database records.

1Distinct records
1 of 1Page
1947–1947Years on this page

1947

Lamb Shift Measurement

Physicist · New York · Science / Physics

With Willis Lamb, measures the small separation between hydrogen electron levels predicted equal by Dirac theory.

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.