e3~Revcat is a freeware calculator.  It's job is to calculate costs for wooden shipping boxes
                                  for overseas or domestic  shipping.  You must run Windows 98 or higher and Microsoft Excel
                                  to use Revcat to calculate box costs.  It's size is 1.34 megabytes and copies can be saved to your
                                  computer. Click the download link on the previous page to access the download site.
 

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