File:PSM V38 D344 Plan of an early puddling furnace.jpg
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current | 00:49, 10 August 2015 | 904 × 527 (114 KB) | Ineuw | Cleaned image and improved contrast | |
00:21, 25 October 2010 | 949 × 530 (91 KB) | Ineuw | {{Information |Description = Plan of an early puddling furnace |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_38.djvu/344 |Date = 1890-1891 |Author = Unknown |Permission = {{PD-old}} |oth |