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•It is best to store broken plates flat – to do so you may have to store them separately from the main group. When stored flat do not stack the plates in large groups as this places weight and pressure on the bottom plates in the stack.
•Broken plates can be stored between two sheets of mount board – this storage system is best for collections that will not be accessed in the future. The mountboard must pass the Photographic Activity Test (PAT) – ask your supplier about this.
•Cut mount board 10mm larger than the dimensions of the plate.
•Arrange the pieces of the plate on one of the sheets of board and then cover with the other sheet.
•Keep the sandwich sitting flat on your work surface and slide it to the edge of the table allowing about 20 mm to overhang the edge.
•Tape each edge of the board sandwich with gummed linen tape – rotating each edge over the lip of the table to allow access. Attach the tape and fold it around the board to the other side. Burnish the tape down gently with a bone folder (or similar) to ensure good adhesion. Allow the tape to dry thoroughly before placing into storage box.
•Label the “sandwich” of board with “Fragile, broken glass” and any handling or access instructions you wish.