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Security Papers 2008
paperback. 80 pages, black and white

 Security Pages : Opacity Patterns : Noise Fields : Density Grounds : Diffusion Screens : Complexity Sheets : Interference Scrims : Concealment Planes : Synthetic Lining : Underwear for Envelopes : Shade
$15

http://www.lulu.com/product/paperback/security-papers/3753142
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