This version of the Square Box Body 2 has an inner liner. Diagrams for the liner are on page 71. The liner requires one square sheet of paper the same size as the sheets used to make the box. It takes 3 steps to make the liner. The box requires 4 square sheets of paper. There are 7 steps to make a unit and 4 units are required. There are 3 steps to assemble the units, plus the final step of inserting the liner into the box.

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