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Apparatus for Sizing Ores or for Other Uses
Patent for an apparatus for sizing ores. This invention is to "accomplish and accurate or approximately accurate sizing or classification of ores or granular materials in a rapid and thorough manner and with as large a capacity as possible" (line 15-19) illustrations included.
Date:
June 23, 1903
Creator:
Swain, Seth Russell
System:
The Portal to Texas History