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Old 10-30-2014, 07:05 AM
  #9  
HomekeepingGran
Junior Member
 
Join Date: Sep 2014
Location: Texas
Posts: 113
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I took a Craftsy class specifically on cutting your pieces efficiently and the teacher uses multiples of 17 X 23 mats. Actually, the outer measurements are bigger than that but the grid is marked at 17 X 23.
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