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Image Number 2 for United States Patent #3940904.
A method for manufacturing a book having a security cover comprises the steps of: (a) aligning a stack of sheets to provide an edge surface; (b) locating a first kraft paper sheet adjacent the first sheet of the stack; (c) locating a second kraft paper sheet adjacent the last sheet of the stack; (d) fixing an adhesive binding strip to the sheets along said edge surface and to the outside of the protective sheets; and (e) fixing the first protective sheet to the second protective sheet with an adhesive.
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