. "Arthur Louis Day (October 30, 1869 \u2013 March 2, 1960) was an American geophysicist and volcanologist. He studied high temperature thermometry, seismology and geothermal energy."@en . "American geological physicist" . "Arthur Louis Day"@en . . . "1869Z"^^ . . . . . . . "Day, Arthur"@en . "1960Z"^^ . . . . "1869-10-30Z"^^ . "1960-03-02Z"^^ . . .