|Blurbero desde||julio de 2010|
|Mi biografía||Professor Emeritus, Truman State University (Kirksville, Missouri). My formal training has been in geology. Since retiring, my life has been devoted to my children, and grand children. My work has been to improve my photographic skills. I am active in several organizations, devoted to Rock Art Research, and to the Environmental Problems in the Sonoran Desert of Arizona.|
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