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File:PSM V38 D604 Longitudinal section of a heating furnace.jpg

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Description Longitudinal section of a heating furnace
Date between 1890 and 1891
date QS:P,+1890-00-00T00:00:00Z/8,P1319,+1890-00-00T00:00:00Z/9,P1326,+1891-00-00T00:00:00Z/9
Source Popular Science Monthly Volume 38
Author Unknown authorUnknown author
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current01:12, 25 October 2010Thumbnail for version as of 01:12, 25 October 20101,458 × 857 (276 KB)Ineuw{{Information |Description = Longitudinal section of a heating furnace |Source = http://en.wikisource.org/wiki/Page:Popular_Science_Monthly_Volume_38.djvu/604 |Date = 1890-1891 |Author = Unknown |Permission = {{PD-old

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