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Air pollution

Subject Source: Library of Congress Subject Headings

Found in 1 Collection or Record:

John T. Pegors papers

Identifier: S6095

The collection holds subject files that reflect Pegor’s participation, focus, or concern. Biographical materials include Donna W. Pegors, retired (1989) University of Minnesota Duluth music professor. The subjects are arranged alphabetically.

Dates: 1939-2007