Cathode Ray Tube

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Picture taken during the demonstration of the Röntgen Rays at the meeting of the American Philosophical Society held February 7, 1896. The picture is of a key and coins inside a pocketbook. (Proceedings of the American Philosophical Society, 1896)


The X Ray as Threat to Privacy

Lentle, 513: “The apparel of a well-to-do Victorian lady seems to us today to have been used to deny the reality of flesh and blood. The idea that it might be made transparent by the use of x-rays may have been the first intimation of what we now consider the sexual revolution of the 20th century. The established social order, as well as public morality, had come under technological “threat.”

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Advertisement of "the perfect dress interlining" from The Globe, Toronto, Feb. 27, 1896 (Lentle, 513).

Maxwell's Demon

In addition to its "temperamental" ability to represent clear images, the gas tube easily ran out of gas.

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A gas x-ray tube with a side tube for regenerating gas. "The regeneration mechanism D was activated when the gas pressure in the tube became so low that a spark jumped between E and F" (Arns, 862).

References

Arns, Robert G. The High-Vacuum X-Ray Tube: Technological Change in Social Context. Technology and Culture vol. 38, no. 4: 852-890.

Bleich, Alan R. 1960. The Story of X-Rays from Röntgen to Isotopes. New York: Dover Publications, Inc.

Golan, Tal. 2004. The Emergence of the Silent Witness: The Legal and Medical Reception of X-rays in the USA. Social Studies of Science vol. 34, no. 4: 469-499.

Lentle, Brian. 2000. X-rays and technology as metaphor. Canadian Medical Association Journal 162 (4): 512-514.

Pasveer, Bernike. 1989. Knowledge of shadows: the introduction of X-ray images in medicine. Sociology of Health & Illness 11(4): 360-383.

"Remarks Made at the Demonstration of the Rontgen Ray, at Stated Meeting, February 21, 1896." Proceedings of the American Philosophical Society 35 (150): 17-36.