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Report, data, and map created by Twin City Testing Corporation for Winona Public Works, to analyze Lake Winona sediments for PCBs and heavy metals. Includes one sheet of a plan map for dredging Lake Winona (created separately). Part of the Cal R. Fremling Collection.
Lake Winona; Report; Dredging
Fremling, Cal R., "Lake Winona sediment testing report" (1989). Cal Fremling Papers. 87.
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Winona County History Center-Armory Museum