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File:PSM V79 D205 Vacuum tube of gas phosphorescence.png

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English: Vacuum tube of gas phosphorescence
Date
Source Popular Science Monthly Volume 79
Author Unknown authorUnknown author

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Date/TimeThumbnailDimensionsUserComment
current03:05, 15 December 2017Thumbnail for version as of 03:05, 15 December 20171,165 × 1,565 (969 KB)Ineuw (talk | contribs)Cleaned image and added frame
21:52, 5 June 2012Thumbnail for version as of 21:52, 5 June 20121,238 × 1,624 (684 KB)Ineuw (talk | contribs)

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