Photo Description
The 1918 publication Quicksilver Resources of California by the California State Mining Bureau captions this photo: "Flashlight view in square set stope (30' wide) between No. 2 and No. 2 1/2 levels, New Idria Mine."
The 1918 publication Quicksilver Resources of California by the California State Mining Bureau captions this photo: "Flashlight view in square set stope (30' wide) between No. 2 and No. 2 1/2 levels, New Idria Mine."
