File:PSM V50 D680 Forms of crookes tubes.jpg
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DescriptionPSM V50 D680 Forms of crookes tubes.jpg | Forms of Crookes tubes | |||||
Date | ||||||
Source | Popular Science Monthly Volume 50 | |||||
Author | Unknown authorUnknown author | |||||
Permission (Reusing this file) |
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This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: Extracted image from book, to grayscale, cropped whitespace. Modifications made by Ineuw. The original can be found here: Popular Science Monthly Volume 50.
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current | 22:20, 21 November 2012 | 1,503 × 1,356 (203 KB) | Ineuw (talk | contribs) | {{Information |Description = Forms of Crookes tubes |Source = [http://www.archive.org/details/popularsciencemo50newy Popular Science Monthly Volume 50] |Date = 1896 |Author = Unknown |Permission = {{PD-old}} |othe... | |
17:07, 21 April 2011 | 1,486 × 1,352 (347 KB) | Ineuw (talk | contribs) | {{Information |Description = Forms of Crookes tubes |Source = [http://www.archive.org/details/popularsciencemo50newy Popular Science Monthly Volume 50] |Date = 1896 |Author = Unknown |Permission = {{PD-old}} |other_v |
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