The stolen chair was "the oldest preserved example" for the chairs Hawking used after he became paralyzed, announced Christie & # 39; the.
Hawking used this chair from the late eighties to the middle of the nineties until he could handle the chair by hand.
The trolley was sold as a collector, not for medical use. Sales proceeds will be donated to two Charitable Foundations – Stevens Hawking Foundation and the Motoro Neuron Diseases Association Association.
In his 1966 edition at the University of Cambridge Hawking's original doctoral dissertation was sold for $ 767,000 (£ 675,500) at the same auction on the Internet. Other items, including his blouse, were $ 650,000 ($ 572,450) at auction.
At auction, where Aizek Newton, Charles Darwin and Albert Einstein participated, 52 items were sold. Their total price exceeded $ 2.3 million (two million euros).
Houghton, 21, was diagnosed with amyotrophic lateral sclerosis, allowing him to move only with a wheelchair, but later lost the ability to speak. Despite the serious illness, Hawking was actively involved in scientific and social life. He died on March 14 this year, at the age of 76 at his home in Cambridge.