File:PSM V39 D034 An ammonia compression ice machine.jpg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 19:52, 19 September 2015 | 1,847 × 2,653 (1.59 MB) | Ineuw | Cleaned image and improved contrast | |
05:57, 23 November 2010 | 1,905 × 2,675 (1.58 MB) | Ineuw | {{Information |Description = An ammonia compression ice machine |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_39.djvu/34 |Date = 1891 |Author = Unknown |Permission = {{PD-old}} |other_ve |
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