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Old 01-08-2014, 11:53 AM
  #21  
Up North
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Join Date: Mar 2008
Location: North East Lower peninsula of Michigan
Posts: 6,230
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I use one that writes in purple and dissapears after a day or so I love them. I also am worried about the frixon pens. It has been below zero here and no matter how I tested they came back when they got cold.
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