Background
Larsen, Esper Signius was born on March 14, 1879 in Astoria, Oregon, United States. Son of Esper Signius and Louisa (Pauly) Larsen.
Larsen, Esper Signius was born on March 14, 1879 in Astoria, Oregon, United States. Son of Esper Signius and Louisa (Pauly) Larsen.
Bachelor of Science, University of California, 1906, Doctor of Philosophy, 1918.
Assistant petrographer Geophysical Laboratory, 1907-1909, assistant geologist. United States Geological Survey, 1909-1914, geologist, 1914-1958, in charge section of petrology, 1918-1923. Acting professor geology, University of California, 1915-1916.
Professor petrography, Harvard, 1923-1949.
Member National Academy Science, Geological Society of America, Mineral. Society of America, Mineral. Society of Great Britain, American Academy Arts and Sciences, American Institute Mining and Metallurgical Engineers, Society of Economics Geologists, London Geological Society (honorary).
Married Eva Audrey Smith, November 21, 1910. Children: Clark Smith (deceased), Esper Signius III (deceased).