File:PSM V86 D106 The harrison laboratrory of chemistry u of penn.jpg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 03:18, 4 September 2010 | 1,589 × 844 (189 KB) | Ineuw | {{Information |Description = The_Harrison laboratrory of chemistry U of Pennsylvania |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_86.djvu/106 |Date = 1915 |Author = Unknown |Permission = {{PD-old}} |other_versions = }} |
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