White
The Mining Engineer's office at the Empire Mine in Grass Valley, California. The wing on the left side was the "Secret Room" that housed the detailed three-dimensional sculpture of all the mine's tunnels and passages. The mine opened in 1850 and produced 5.8 million ounces of gold before it closed in 1956.
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Uploaded on February 2, 2019
Taken on February 1, 2019
White
The Mining Engineer's office at the Empire Mine in Grass Valley, California. The wing on the left side was the "Secret Room" that housed the detailed three-dimensional sculpture of all the mine's tunnels and passages. The mine opened in 1850 and produced 5.8 million ounces of gold before it closed in 1956.
271
views
0
faves
5
comments
Uploaded on February 2, 2019
Taken on February 1, 2019