Mary R. Dawson
Mary R . Dawson ( February 27 , 1931 – November 29 , 2020 ) was a vertebrate paleontologist and curator emeritus at the Carnegie Museum of Natural History in Pittsburgh , Pennsylvania . 
<triplet> Mary R. Dawson <subj> February 27, 1931 <obj> date of birth <subj> vertebrate paleontologist <obj> field of work <triplet> Carnegie Museum of Natural History <subj> Pittsburgh <obj> headquarters location <subj> Pennsylvania <obj> located in the administrative territorial entity