Books by Edward N Kent
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Instructions for Collecting, Testing, Melting and Assaying Gold: With a Description of the Process for Distinguishing Native Gold from the Worthless Ores Which Are Found in the Same Locality and the Chemical Tests and Necessary Apparatus to Be Used...
€19.02
€23.78
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Instructions for Collecting, Testing, Melting and Assaying Gold, With a Description of the Process for Distinguishing Native Gold ... for use of Persons who are About to Visit the Gold Region of California
€37.36
€46.70
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Instructions for Collecting, Testing, Melting and Assaying Gold, With a Description of the Process for Distinguishing Native Gold ... for use of Perso
€19.34
€24.18
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Descriptive Catalogue Of Chemical Apparatus, Chemicals And Pure Reagents...
€53.52
€66.90
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