"1825-06-28Z"^^ . "Emil Erlenmeyer"@en . "German chemist" . . . . . "1909-01-22Z"^^ . . . "1909Z"^^ . "1825Z"^^ . "Erlenmeyer, Richard August Carl Emil"@en . . . . "For his son sometimes known as Emil Jr., see Friedrich Gustav Carl Emil ErlenmeyerRichard August Carl Emil Erlenmeyer or Emil Erlenmeyer (28 June 1825 \u2013 22 January 1909) was a German chemist known for contributing to the early development of the theory of structure, formulating the Erlenmeyer rule, and designing a type of chemical flask, which is named after him."@en . . .