James Dwight Dana
Geologists by country
United States Geological Survey
Louis Agassiz
Clarence King
Elisha Mitchell
Matthew Fontaine Maury | Harrison H Schmitt
Grove Karl Gilbert
Bruce C. Heezen
Eugene Merle Shoemaker
Harry Hammond Hess
Edward Drinker Cope
Scientists from the United States | Henry Fairfield Osborn
Clarence Edward Dutton
Charles Thomas Jackson |
