The U.S. Geological Survey is scanning 250,000 of its historic maps to put online. The U.S. Geological Survey (USGS) is nearly halfway through its release of more than 250,000 historical topographic ...
ALBUQUERQUE, N.M. (AP) — A map drafted centuries ago as Spanish settlers solidified their presence in what is now Mexico and the southwestern United States has been returned to the Mexican government, ...
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