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Clarence Madison Dally (January 8, [1] 1865 – October 2, 1904 [2]) was an American glassblower, noted as an assistant to Thomas Edison in his work on X-rays and as an early victim of radiation dermatitis and its complications. He is thought to be the first human death resulting from X-ray exposure.
Fluoroscopy is a term invented by Thomas Edison during his early X-ray studies. The name refers to the fluorescence he saw while looking at a glowing plate bombarded with X-rays. The name refers to the fluorescence he saw while looking at a glowing plate bombarded with X-rays.
He X-rayed his wife's hand, capturing her bones and wedding ring to show colleagues. Thomas Edison and assistant Clarence Dally recreated the machine. Dally failed to test another X-ray machine at the 1901 World's Fair after President McKinley was assassinated. [26] A perfected X-ray machine was successfully exhibited at the 1904 World's Fair.
Edison began studying X-rays almost immediately after Röntgen's discovery and delegated the task to Dally. Over time, Dally underwent more than 100 skin operations due to radiation damage. Eventually, both of his arms had to be amputated. His death led Edison to abandon all further X-ray research in 1904.
The Naval Research Laboratory came into existence from an idea that originated from Thomas Edison. In a May 1915 editorial piece in the New York Times Magazine, Edison wrote; "The Government should maintain a great research laboratory... In this could be developed...all the technique of military and naval progression without any vast expense."
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Edison in 1861. Thomas Edison was born in 1847 in Milan, Ohio, but grew up in Port Huron, Michigan, after the family moved there in 1854. [8] He was the seventh and last child of Samuel Ogden Edison Jr. (1804–1896, born in Marshalltown, Nova Scotia) and Nancy Matthews Elliott (1810–1871, born in Chenango County, New York).
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