The site of the historic Empire Mine, now a state historic park in Grass Valley, California
1 photograph : digital, tiff file, color.
united states↗
Historical collections
Research about grass valley
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The site of the historic Empire Mine, now a state historic park in Grass Valley, California
1 photograph : digital, tiff file, color.
united states↗
The site of the historic Empire Mine, now a state historic park in Grass Valley, California
1 photograph : digital, tiff file, color.
united states↗
The site of the historic Empire Mine, now a state historic park in Grass Valley, California
1 photograph : digital, tiff file, color.
united states↗