Keywords: Hadrosaurus Foulkii.JPG 94001648 en Hadrosaurus Foulkii Leidy Site a National Historic Landmark since October 12 1994 At the east end of Maple Ave near Cooper River in Haddonfield New Jersey Near this site about 20 yards The first fairly complete dinosaur skeleton was discovered in 1858 It was also the first mounted dinosaur skeleton From left NHL plaque Plaque from Philadelphia Academy of Sciences toy dinosaurs apparently left by visitors to the site certainly not by me or perhaps by neighborhood kids own Smallbones 2010-05-11 39 54 34 N 75 1 40 W Hadrosaurus Foulkii Leidy Site |