File:Phosphorus Furnace by G.C. Landis.jpg

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Phosphorus_Furnace_by_G.C._Landis.jpg(576 × 563 pixels, file size: 46 KB, MIME type: image/jpeg)

Summary[edit]

Description
English: Design for an electric arc furnace to produce phosphorus from 1907 patent by G.C. Landis.
Date
Source book: The Electric Furnace: Its Construction, Operation and Uses By Alfred Stansfield (1914)
Author G.C. Landis


Public domain
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Licensing[edit]

Public domain

This work is in the public domain in its country of origin and other countries and areas where the copyright term is the author's life plus 70 years or less.


This work is in the public domain in the United States because it was published (or registered with the U.S. Copyright Office) before January 1, 1923.

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current20:38, 12 May 2014Thumbnail for version as of 20:38, 12 May 2014576 × 563 (46 KB)John Chamberlain (talk | contribs){{subst:Upload marker added by en.wp UW}} {{Information |Description = {{en|Design for an electric arc furnace to produce phosphorus from 1907 patent by G.C. Landis.}} |Source = book: The Electric Furnace: Its Construction, Operation and Uses By Alfre...
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