You'll need a strong 'adhesive' to attach the boards.
Cover the cut with an 'adhesive' bandage.
(..) elaborate preparations. It was sand storm slab that covered your tomb. you had it broken before your burial then put back together using a mild adhesive. An ancient Egyptian recipe, I believe. A mixture of egg and honey, that was to be washed away by the rain. Holmes! Arranging for your father to (..)2009 Sherlock Holmes