This 'n-up' book by WebAmphibian.Com explains a very simple 'paper and pencil' encryption algorythm called the 'Rail Fence' cipher. It is suitable for printing on any color printer (duplexing is a plus).

  Steps to Assembly

Print the page	Cut the page up	Make them the same size	Order the pages	Fold and staple

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  System Requirements

• Adobe Acrobat Reader
• A black and white or (preferably) a color printer.

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