The visual manifestation of the recent Hale-Bopp comet reminds us how telling are those rare objects which suddenly flare in the sky. One can suppose ancient people living by natural light were more compellingly struck by the sight of comets and supernovae, and understandably researchers seek images of them in the shapes of rock-art motifs. An absolute dating contradicts that supposition in respect of a presumed image of the visible supernova of AD 1054.
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NCPTT held its third annual workshop on archeological prospection Sept. 16-20, 2008 at the historic Presidio in San Francisco.
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Visual inspection of the Chapel indicated that lateral movements, meteoric and ground water, and soluble salts are the main causes of deterioration of the Chapel’s facade and walls.
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NCPTT has responded to the emerging need for advanced technology-based archaeology training with “Prospection in Depth,” a training series that will be held Sept. 16-20 in partnership with the Presidio Trust at the site of El Presidio de San Francisco.
Read more →NCPTT will hold its third annual workshop on archeological prospection Sept. 16-20, 2008, in San Francisco.
Read more →The Los Angeles County Museum of Art recently provided a portable laser system to NCPTT as part of the National Center’s laser research facility.
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Geophysical techniques like radar, magnetometry, conductivity, and resistivity are fast becoming essential archeological skills.
Read more →The Presidio Trust and NCPTT have agreed to jointly promote NCPTT’s “Prospection in Depth 2008,” a workshop that focuses on cutting-edge applications of geographic information systems and geophysical technologies for identifying archeological sites and site features.
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