1990 Press Photo Charles Kerfoot studies effect of contaminants in Great Lakes
This is an original press photo. Charles Kerfoot, an aquatic ecologist at Michigan Technological University in Houghton, Mich., studies the effect of contaminants in the Great Lakes. Kerfoot is using zooplankton in his studies. Photo measures 9.75 x 7inc
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Historic Images Part Number: mja28729


