THANKS!

These people have helped us to detect mistakes and misprints on English Version of this page or errors on links:
Reg Phillips, Luis Vergara, Jeffery Boes, Kevin Devine, Pete Miloradovich

But, surely there still are many errors. Please help us to find those mistakes.
Correct versions are available on Spanish and Catalonian, and a "beta" version (this) is available in English.

If you find any error / mistake please report it: checkpoint@writeme.com or collaborate with our Mahattan Project.

 

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