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"I was working with a Crookes tube covered by a shield of black cardboard. A piece of barium platino-cyanide paper lay on the bench there. I had been passing a current through the tube, and I noticed a peculiar black line across the paper. ...
The effect was one which could only be produced in ordinary parlance by the passage of light. No light could come from the tube because the shield which covered it was impervious to any light known even that of the electric arc...
I did not think I investigated...
I assumed that the effect must have come from the tube since its character indicated that it could come from nowhere else.
It seemed at first a new kind of invisible light. It was clearly something new something unrecorded...
There is much to do, and I am busy, very busy." Wilhelm Konrad Röntgen, On his discovery of the X-Ray
Fewer discoveries have ever captivated people around the world as that of the X-Ray. In a time when messages could be sent without wires, light bulbs lit with no visible power source, well, anything seemed possible in the 1890s...and seeing the invisible was the most exciting thing ever dreamed for many.
Click here for the X-Ray Coil Photo Gallery
