Correspondence, subject files, articles about pesticides, course materials, and files on conferences and organizations relating
to his career in pesticide research.
Zweig (1923-1987) served as the chemical branch chief in the criteria and evaluation division of the pesticide office of the
U.S. Environmental Protection Agency (1973-1985). After retiring, he founded a chemical consulting firm in Arlington, VA called
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to publish or quote from manuscripts must be submitted in writing to the Head of Special Collections. Permission for publication
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Collection is open for research.