Texas Parks and Wildlife will air a show on October 21-27
about using a high-tech method to remove graffiti and restore
pictographs at Hueco Tanks. There is a teaser for the show at
<http://www.youtube.com/watch?v=36xmtGhyQeM>.
Mark
Please reply to mmin...@caver.net
Permanent email address is mmin...@illinoisalumni.org
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