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Fremling's handwritten notes regarding a meeting with George Heckman, who dredged Lake Winona in 1951-1952. Includes history of local and nearby locality dredgings (Minnesota and Wisconsin), and Heckman's recommendations for dredging Lake Winona. Part of the Cal R. Fremling Collection.
Biologists; Lake Winona restoration; Wetland conservation; Dredging
Fremling, Cal R., "Dredging Lake Winona Heckman notes" (1990). Cal Fremling Papers. 74.
Requests to reproduce this image must be granted by the Winona County Historical Society.
Winona County History Center-Armory Museum