File:PSM V13 D482 Photo engraving apparatus.jpg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 18:19, 4 August 2010 | 830 × 1,182 (57 KB) | Ineuw | {{Information |Description = Photo engraving apparatus |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_13.djvu/482 |Date = 1878 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} [[Category:Popular Science M |
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