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File:PSM V13 D058 Sound waves 1.jpg

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Description Sound waves
Date
Source Popular Science Monthly Volume 13
Author Unknown authorUnknown author
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current16:04, 3 August 2010Thumbnail for version as of 16:04, 3 August 20101,156 × 451 (153 KB)Ineuw {{Information |Description = Sound waves |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_13.djvu/58 |Date = 1878 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} [[Category:Popular Science Monthly illustr

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