Message posted by Keith on June 15, 2007 at 0:12:07 PST:

These guys have many sensors all round the place.
Many of the FCC licences trace back to them.
http://www.seismo.unr.edu/anss/expands.html

In Reply to: Re: Another interesting find posted by Joerg (Webmaster) on June 14, 2007 at 19:17:22 PST:

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