File:PSM V33 D322 Principle of automatic water supply to a water closet trap.jpg
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 14:15, 9 April 2015 | ![]() | 839 × 1,455 (165 KB) | Ineuw | Cleaned image and improved contrast |
04:54, 29 September 2010 | ![]() | 886 × 1,445 (160 KB) | Ineuw | {{Information |Description = Principle of automatic water supply to a water closet trap |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_33.djvu/322 |Date = 1887-1888 |Author = Unknown |Permission = {{PD-old}} |other_versi |
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