@CNN: Some of the most prized possessions of late British physicist Stephen Hawking, including a copy of his Ph.D thesis and an early wheelchair, have sold for much more than expected at an auction by Christie’s in London https://t.co/2txhLlWLcI https://t.co/l2dtR5hAwG

Some of the most prized possessions of late British physicist Stephen Hawking, including a copy of his Ph.D thesis and an early wheelchair, have sold for much more than expected at an auction by Christie's in London https://t.co/2txhLlWLcI pic.twitter.com/l2dtR5hAwG

— CNN (@CNN) November 10, 2018