Trichome October 14, 2016 thcscience_admin Tyrannosaurus rex, one of the exhibits on display at the Pitt Rivers Museum. Founded in 1884 by Augustus Pitt Rivers, the museum holds about 500,000 items donated to the University relating to archaeology and anthropology. Credit: Adam Hopkinson Tyrannosaurus rex, one of the exhibits on display at the Pitt Rivers Museum. Founded in 1884 by Augustus Pitt Rivers, the museum holds about 500,000 items donated to the University relating to archaeology and anthropology.