"1938-11-20Z"^^ . . . "Hall, Edwin"@en . "Edwin Herbert Hall (November 7, 1855 \u2013 November 20, 1938) was an American physicist who discovered the \"Hall effect\". Hall conducted thermoelectric research at Harvard and also wrote numerous physics textbooks and laboratory manuals."@en . "1855-11-07Z"^^ . . . "American physicist" . . "1938Z"^^ . "1855Z"^^ . . . . . "Edwin Hall"@en . . .