The skeleton in which the medullary bone was found..."
http://news.nationalgeographic.com/news/2005/03/0324_050324_trexsofttissue_2.html
So, the fossils do support the Creationist view that dinoeours lived with man, they are not just stone, but contain actual bones in them.
There's nothing unique about the specimen other than the fact that it's the first that's been examined really well," Horner concluded. Other dinosaurs, in other words, are probably similarly preserved.