Stephen Hawking's thesis, a wheelchair among other valuables put up for auction

Stephen Hawking's most valuable badets will be auctioned, including some of his most important papers, including his doctoral dissertation, a copy of "A Brief History of Time" and the script of one of his appearances in "The Simpsons". Between October 31 and November 8, no less than 22 lots will be auctioned as part of a Christie's online auction called "On the Shoulders of the Giants".

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The auction includes one of five copies of the Cambridge University Ph.D., published in 1965 by Hawking. Thesis, Properties of the Expansion Universe whose price is estimated at 100,000 to 150,000 pounds.

Thomas Venning, head of books and manuscripts at Christie's, said the papers "trace the development of his thinking – this brilliant and electrifying intelligence. "

" You can see each breakthrough as she has produced and presented it to the scientific community, "Venning said.

Of course, Hawking's fame only partially rests on his scientific status of cosmologist who put black holes on the map.

Diagnosed with a motor neuron disease at 22 years old and having only a few years to live, he survives for decades before dying in March at 76 years

This thesis, signed by Hawking in a writing made fragile by his illness, is at the same time a key document of the scientific evolution of the physicist and a glimpse of his personal history.

"He has was diagnosed with ALS (Amyotrophic Lateral Sclerosis) began his PhD at Cambridge Studies, Venning said. "He dropped out of school for a while because he was so depressed.

The thesis "was the fruit of his reapplication to his scientific work," Venning said, and Hawking "kept it by his side until the end of his days."

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Venning explained that wheelchairs have become a symbol not only of disability but also of "meaning Hawking's "naive humor." He had done the same thing to Prime Minister Margaret Thatcher – and had appeared in a sketch of Monty Python denouncing his fellow physicist Brian Cox.

Venning was saying that Hawking "really regarded himself as a foremost and popular second communicator", but accepted and even appreciated his celebrity status.He appeared on several occasions in the animated comedy show The Simpsons and kept a figur ine of himself in the issuance of his office.