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Taking Oxygen Samples
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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 on a clipboard.
circa 1970-1979
Wisconsin. Department of Natural Resources (creator)
Publication Information
Physical Description
Collection Information
Copyright Information
W014EUD
WHi 129414
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Aerating Potter's Lake
February 1977
A man is standing behind a snow fence next to a surface aerator. Water is pouring down or up the machine, breaking the surface tension of the lake. Snow is on the ground.
Tree Measuring
circa 1970-1979
Two men wearing jumpsuits and hard hats are measuring a tree. One man is holding up a measuring tape across the width of the tree as the other man writes on a clipboard.
Inspecting Ice Fishing License
circa 1970-1979
Three men are standing in or near the door to an ice fishing shack. One man is holding a fishing pole, and another man is standing in the open doorway of the ice fishing shack. The third man, weari...
Tobogganing
circa 1970-1979
A woman and three children are tobogganing down a snow and ice ramp.
Wisconsin River
March 1978
Elevated view of Wisconsin River. Snow and ice is covering part of the river, and in the distance is a bridge over the river.
