| http://www.w3.org/ns/prov#value | - said opening; and a sealing strip extending along said second card section so as to extend beyond said first and second card sections when said card sections are in a folded condition, said sealing strip including an adhesive sealing area and being joined to said second card section by a fold line so as to be foldable into engagement with said first card section to secure said sections in said fo
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