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Amazon.com : Foam Core Backing Board 3/16" White 1 Side Self Adhesive 24x36-25 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects :
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Amazon.com : Foam Core Backing Board 3/16" White 24x36-5 Pack. Many Sizes Available. Acid Free Buffered Craft Poster Board for Signs, Presentations, School, Office and Art Projects : Office Products
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