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Description Water lens
Date
Source Popular Science Monthly Volume 11
Author Unknown authorUnknown author
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current02:17, 28 July 2010Thumbnail for version as of 02:17, 28 July 2010945 × 1,337 (253 KB)Ineuw{{Information |Description = Water lens |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_11.djvu/684 |Date = 1877 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} {{GFDL-user-w|en|Wikisource|Ineuw}} [[Cate

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