A wheelchair used by physicist Stephen Hawking was auctioned for nearly 300,000 pounds ($ 393,000), while a copy of his doctoral thesis came to about 585,000 pounds ($ 767,000), he said Thursday the auctioneer Christie & # 39; s.
The motorized chair, used by Hawking after being paralyzed by motor neurone disease, raised £ 296,750 in an online Christie auction. It was expected to reach up to 15,000 pounds.
The proceeds from the sale of the chair will go to two charities, the Stephen Hawking Foundation and the Motor Neuron Disease Association.
Hawking & # 39; s Cambridge University 1965 thesis, "Properties of Expanding Universes", "sold for 584,750 pounds, more than three times its pre-sale estimate, in the online auction.
Diagnosed with disease of the motoneuroni at 22 years and given only a few years to live, Hawking died instead in March at 76. expanded scientific thinking on black holes and the origins of the universe and achieved the status of celebrity, writing best-selling books and guest star in "The Simpsons."
A screenplay of one of his appearances on the animated television show sold for 6,250 pounds in the sale of 22 Hawking items, while a collection of his medals and prizes raised £ 296,750.
Hawking's daughter, Lucy, said the sale gave "admirers of her work the chance to acquire a memory of our father's extraordinary" archaic life in the form of a small selection of evocative and fascinating objects . "
Hawking children hope to keep their scientific archive for the nation. Christie & # 39; s is managing the negotiations to hand them over to the British authorities instead of the inheritance tax.
Stephen Hawking's wheelchair, thesis for sale