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Description (illustration)
Date
Source Popular Science Monthly Volume 52
Author Unknown authorUnknown author
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current11:02, 28 April 2011Thumbnail for version as of 11:02, 28 April 2011917 × 1,180 (59 KB)Mikhail Ryazanov{{Information |Description = (illustration) |Source = [http://www.archive.org/details/popularsciencemo52newy Popular Science Monthly Volume 52] |Date = 1897 |Author = Unknown |Permission = {{PD-old}} |other_versions