File:PSM V09 D294 Experiment with light and electrical signal.jpg

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Description Experiment with light and electrical signal
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Source Popular Science Monthly Volume 9
Author Unknown authorUnknown author
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current19:50, 14 July 2010Thumbnail for version as of 19:50, 14 July 20101,812 × 1,278 (113 KB)Ineuw (talk | contribs){{Information |Description = Effects of temperature on light |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_9.djvu/291 |Date = 1876 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} {{GFDL-user-w|en|Wikiso

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