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Old 09-22-2020, 12:25 AM
  #228  
Juanemartinboix
 
Join Date: Apr 2015
Posts: 38
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The old Graupner building boards were balsa plywood . I Can imagine covering the melamine with a layer of 1/4" hard balsa . When building large projects, I have cheap plywood holow doors . The wood is soft enough and as straight as it can be .