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File:PSM V13 D179 Graphical observation of a vibrating tuning fork.jpg

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Description Graphical observation of a vibrating tuning fork
Date
Source Popular Science Monthly Volume 13
Author Unknown authorUnknown author
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current22:41, 23 January 2011Thumbnail for version as of 22:41, 23 January 20111,741 × 1,279 (553 KB)Ineuw{{Information |Description = Graphical observation of a vibrating tuning fork |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_13.djvu/179 |Date = 1878 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} [[Cat
04:30, 4 August 2010Thumbnail for version as of 04:30, 4 August 20101,741 × 1,279 (606 KB)Ineuw{{Information |Description = Graphical observation of a vibrating tuning fork |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_13.djvu/179 |Date = 1878 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} [[Cat

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