The mine is unidentified. It was probably located in California’s Sierra Nevada gold mining district.
Not in Position to Give Up the Chase
The Development of the Industrial United States (1870-1900)
A National Archives Foundation educational resource using primary sources from the National Archives

View the full document here: https://docsteach.org/document/photograph-of-two-men-starting-up-a-vertical-mine-shaft-underneath-a-small-outcropping-of-rock-on-the-side-of-a-hill/
The mine is unidentified. It was probably located in California’s Sierra Nevada gold mining district.
This primary source comes from the Records of the U.S. Mint.
National Archives Identifier: 296581
Full Citation: Photograph of two men starting up a vertical mine shaft underneath a small outcropping of rock on the side of a hill.; 1850; Photographs of Operations, ca. 1870 – ca. 1930; Records of the U.S. Mint, Record Group 104. [Online Version, https://docsteach.org/document/photograph-of-two-men-starting-up-a-vertical-mine-shaft-underneath-a-small-outcropping-of-rock-on-the-side-of-a-hill/, March 30, 2026]
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