File:NIE 1905 Iron and Steel - open-hearth steel furnace.jpg

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Description	English: Transverse and longitudinal sections of an open-hearth steel furnace designed for the Illinois Steel Company, of Chicago.
Date	published 1905
Source	The New International Encyclopædia, v. 10, 1905, p. 781, fig. 3.
Author	Unknown authorUnknown author

Public domain	This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1929, and if not then due to lack of notice or renewal. See this page for further explanation.	United States
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	Date/Time	Thumbnail	Dimensions	User	Comment
current	21:48, 25 April 2017		1,459 × 529 (337 KB)	Bob Burkhardt (talk \| contribs)	{{Information \|Description ={{en\|1=Transverse and longitudinal sections of an open-hearth steel furnace.}} \|Source =''The New International Encyclopædia'', v. 10, 1905, p. 781, fig. 3. \|Author =unknown artist \|Date =publis...

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