. . . "1898Z"^^ . . "1898-05-18Z"^^ . "Cochran, Doris M"@en . . "Doris Mable Cochran (May 18, 1898 \u2013 May 22, 1968) was an American herpetologist and custodian of the American Natural Collection at the Smithsonian Institution in Washington, D.C. for many years. Born in North Girard, Pennsylvania, she grew up in Washington after her father transferred there for a government job.While an undergraduate student at George Washington University (A.B. 1920, M.S."@en . "Doris Mable Cochran"@en . . . . . "American herpetologist" . "1968-05-22Z"^^ . . . . . "1968Z"^^ . .