Category

American mining engineers

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president of the United States from 1929 to 1933 (1874–1964)

Ellen Swallow Richards

American chemist (1842-1911)

United States mining engineer and inventor (1851–1914)

American politician (1879-1926)

American mayor (1830-1898)

John Hays Hammond Sr.

American businessman (1855–1936)

James Benton Grant

American politician (1848-1911)

William Boyce Thompson

American engineer (1869–1930)

Benjamin Smith Lyman

US mining engineer (1835-1920)

Henry Marion Howe

American metallurgist (1848–1922)

Canadian American mining magnate (1837–1918)

Truman H. Aldrich

American politician (1848-1932)

George Alexander Parks

American engineer and 5th Governor of Alaska Territory (1883-1984)

Harry Lane Englebright

American politician (1884-1943)

George Cameron Stone

American arms collector (1859-1935)

Philip Deidesheimer

mining engineer

Eckley Brinton Coxe

American politician (1839-1895)

William F. Englebright

American politician (1855-1915)

Robert Hallowell Richards

American academic (1844-1945)

Samuel S. Arentz

American politician (1879-1934)

J. Elfreth Watkins

American civil engineer