Browse All : Images by Beckwith, H. T. of Geology -- California -- New Almaden Region -- Maps, Manuscript

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Geologic and topographic map…
Title Geologic and topographic map of square mile near New Almaden Quicksilver Mine, California
Creators Beckwith, H. T.; Erb, B. E.; Nobs, W. R.
Geologic and topographic map…
Title Geologic and topographic map of square mile near New Almaden Quicksilver Mine, California
Creators Beckwith, H. T.; Erb, B. E.; Nobs, W. R.
Almaden area geology and top…
Title Almaden area geology and topography
Creators Beckwith, H. T.; Erb, B. E.; Nobs, W. R.
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