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A stamp mill on exhibit
at the Empire Mine State
Historic Park, Grass Valley
|
An early version of
a quartz mill on display
at the Empire Mine State
Historic Park, Grass Valley
|
An early version of
a quartz mill on display
at the Empire Mine State
Historic Park, Grass Valley
|
A blacksmith demonstrates
his trade at the Empire Mine
State Historic Park,
Grass Valley, Calif.
|
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A view behind the buildings
at the Empire Mine State
Historic Park, Grass Valley
|
An assay oven on display
in one of the buildings at
the Empire Mine State Historic
Park, Grass Valley, Calif.
|
A view of some of the
original buildings at the
Empire Mine State Historic
Park, Grass Valley, Calif.
|
An exhibit of the
personal effects of
miners and families
at the Empire Mine
State Historical Museum,
Grass Valley, Calif.
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