Talk:Refractory Ore

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Information about this edition
Edition: Extracted from Windsor magazine, Vol 49 1918-19, pp. 11–17.
Source: https://archive.org/details/acd6136.0049.001.umich.edu
Contributor(s): ragpicker
Level of progress:
Notes: Accompanying illustrations may be omitted
Proofreaders: ragcleaner