Category: Environment

Stevens Heckscher

Stevens Heckscher, PhD

1930 Born to Maurice and Constance Antelo Heckscher in Philadelphia, Pennsylvania. 1952 Earns a Bachelor of Arts in mathematics from Harvard University. 1954 Earns a

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Marie Langan

Marie A. Langan

1943 Ms. Langan is born in Cohoes, New York to Armand Rosario Thyot and Marie Rose Lemay. 1975 Ms. Langan becomes an environmental health assistant

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Janet L. Williams

1953 Ms. Williams is born in Aurora, Illinois. 1993 Ms. Williams becomes leader of the Environmental Club at Churchill School. 1998 Ms. Williams is named

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