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Old 06-02-2017, 08:21 PM
  #9  
Anniedeb
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Join Date: Oct 2012
Location: Twin Cities, MN
Posts: 2,490
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I have a heavy duty Singer and it has a horizontal thread holder. It also has a vertical one, but I only use that when I fill the bobbin. I use thread that is wound straight. I've never noticed any issues.
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