Image:Crookes tube xray experiment.jpg
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[edit] Summary
| Description |
Photo of experimenters taking an X-ray with an early Crookes tube apparatus, from the late 1800s. The upper man is examining his hand with a fluoroscope screen. The lower man is taking a radiograph of his hand with a photographic plate. The power source is an induction coil, seen at left, and the mechanism immediately to its right against the wall is a motor-operated 'break wheel' interrupter in the coil's primary circuit. The large flat disk on the table is a rheostat (adjustable resistor) power control. Several spare Crookes X-ray tubes are seen in a rack on the wall. The apparatus is described and diagrammed on p.88 of the source. No precautions against radiation exposure are taken; it's hazards were not known at the time. The original image was half-tone. Alterations: removed frame. |
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| Source |
Downloaded 2007-12-23 from William J. Morton and Edwin W. Hammer (1896) The X-ray, or Photography of the Invisible and its value in Surgery, American Technical Book Co., New York, fig. 54 on Google Books |
| Date |
1896 |
| Author |
William J. Morton |
| Permission (Reusing this image) |
Public domain - published in USA before 1923 |
[edit] Licensing
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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1923. See this page for further explanation.
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This image might not be in the public domain outside of the United States (this especially applies in Canada, China (not Hong Kong, Macao, or Taiwan Area), Germany, Mexico, and Switzerland). The creator and year of publication are essential information and must be provided. See Wikipedia:Public domain and Wikipedia:Copyrights for more details. |
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| Date/Time | Dimensions | User | Comment | |
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| current | 15:49, 24 December 2007 | 1,161×734 (270 KB) | Chetvorno | ({{Information |Description=Experimenters taking an X-ray with early Crookes tube apparatus. The apparatus shown is described and diagrammed on p.88 of the source. |Source=Downloaded 2007-12-23 from [http://books.google.com/books?id=whc4AAAAMAAJ&pg=PT5 Wi) |
