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Anthropologist Dr. Dick Drennen searches for arrow heads and stone flakes on a part of the Allen Cook ranch recently donated to the University of Pittsburgh for research. The ranch property features cretaceous rock formations preservibg dinosaur fossils, high-plains grassland ecology and interesting tectonic geology for study by the students and faculty of Pittsburg, the University of Wyoming and the Carnegie Museum. (photo/Kevin Moloney)
Anthropologist Dr. Dick Drennen searches for arrow heads and stone flakes on a part of the Allen Cook ranch recently donated to the University of Pittsburgh for research. The ranch property features cretaceous rock formations preservibg dinosaur fossils, high-plains grassland ecology and interesting tectonic geology for study by the students and faculty of Pittsburg, the University of Wyoming and the Carnegie Museum. (photo/Kevin Moloney)