PART V: ICE INFORMATION 
Great Lakes Environmental Research Laboratory . .... +++ +s « 
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Summary of Great Lakes Weather and Ice Conditions ..... . 
A Computerized Ice Concentration Data Base for the Great Lakes 
Lake Erie Regional Ice Cover Analysis: Preliminary Results 
Canada Department of Transport ....... -» 
US Army Cold Regions Research and Engineering Laboratory ... . - 
Ice Thickness Observations, North American Arctic 
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Oceanographic Atlas of the Polar Seas, Part II, Arctic. . 
Canada Department of Mines and Technical Surveys .... 
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