Showing 1 - 2 results of 2 for search 'Aaron, C. H. (Charles Howard)', query time: 0.07s Refine Results
  1. 1
    Assaying : in three parts /

    Assaying : in three parts / by Aaron, C. H. (Charles Howard)

    Published 1906
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  2. 2
    A practical treatise on testing and working silver ores /

    A practical treatise on testing and working silver ores / by Aaron, C. H. (Charles Howard)

    Published 1876
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