Books by Beringer, J. J. (John Jacob) (sorted by popularity)
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Displaying results 1–1
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A Text-book of Assaying: For the Use of Those Connected with Mines.
C. Beringer and J. J. Beringer
87 downloads
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Displaying results 1–1
A Text-book of Assaying: For the Use of Those Connected with Mines.
C. Beringer and J. J. Beringer
87 downloads
