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- Harry Fielding Reid (American, 1859–1944) – elastic-rebound theory and other contributions to seismology
- Charles Francis Richter (American, 1900–1985) – Creation of Richter magnitude scale
- Keith Runcorn (British, 1922–1995) – paleomagnetic work supporting continental drift; apparent polar wander
Read more about this topic: List Of Geophysicists