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			Old Bones, New Look Posted: February 21, 2007 2 of 12 Excavation, 1907 Many of the museum's skeletons come from the Carnegie Quarry -- now Dinosaur National Monument -- in Utah. Carnegie Quarry was one of the richest sources of Jurassic Period dinosaur skeletons in the world, 20 were found in all. This photo shows two horses pulling a bone that's been packed in plaster. Photo Credit: Carnegie Museum of Natural History				Earth and Environment

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