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File:PSM V23 D101 Geissler tube of four compartments.jpg

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Description Geissler tube of four compartments
Date
Source Popular Science Monthly Volume 23
Author Unknown authorUnknown author
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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 greyscale, cropped whitespace. The original can be viewed here: Popular Science Monthly Volume 23.djvu: . Modifications made by Ineuw.

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current17:38, 29 November 2010Thumbnail for version as of 17:38, 29 November 2010883 × 130 (15 KB)Ineuw {{Information |Description = Geissler tube of four compartments |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_23.djvu/101 |Date = 1883 |Author = Unknown |Permission = {{PD-old}} |other_

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