Annual report of the state mineralogist for the year ending ...
|Creator:||Hobson, J. B|
California State Mining Bureau,
|Type of Resource:|
Relief shown by spot heights.
Sheets of cross sections are titled "Cross section plates accompanying ..." and "Longitudinal section plates accompanying ..."
Shows geology, mining claims, ancient river cha
Includes chart of the "Average grade of channels."
1 map : col. ; 46 x 47 cm. + 2 sheets of cross sections.
Scale [ca. 1:18,500].
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|Curatorial Area:||Beinecke Library|
|Extent of Digitization:|
|Source Digital Format:||
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