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Old 11-14-2015, 03:15 PM
  #26  
J Miller
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Join Date: Feb 2012
Posts: 8,091
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Not counting the long bobbins our machines use:
Class 66
Class 15
Class ?? 9W-7, FW, 301
White - Kenmore
319 type

I "think" that pretty much covers it. But I do segregate the plastic from the metal ones, and the vintage from the modern versions.

Joe
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