Date: | 03 1965 |
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Description: | Keith Brigham is shown checking the U.S. Geological Survey stream gauging station located at the Yahara river locks on Lake Waubesa near McFarland. |
Date: | 02 1977 |
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Description: | A man is kneeling on the ice and snow at Potter's Lake. He is running a machine that is testing the oxygen levels in the water, while recording the results... |
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