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Inclined railway into 8,000-foot shaft at Empire Mine State Historic Park. Grass Valley, CA. On National Register. | View down inclined shaft at Empire Mine State Historic Park. Grass Valley, CA. | Stamp mill machine to crush gold ore at Empire Mine State Historic Park. Grass Valley, CA. | Gold mining ruins at Empire Mine State Historic Park. Grass Valley, CA. |
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Collection of machines used in gold mining at Empire Mine State Historic Park. Grass Valley, CA. | Gold extraction building & machine at Empire Mine State Historic Park. Grass Valley, CA. | Office building (1898) at Empire Mine State Historic Park. Grass Valley, CA. Architect: Willis Polk. | Office building (1898) at Empire Mine State Historic Park. Grass Valley, CA. |
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Steel safe by Victor Safe & Lock Co. in office at Empire Mine State Historic Park. Grass Valley, CA. | Desks in office at Empire Mine State Historic Park. Grass Valley, CA. | Work table & rock samples in office at Empire Mine State Historic Park. Grass Valley, CA. | Drafting table in office at Empire Mine State Historic Park. Grass Valley, CA. |
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Office at Empire Mine State Historic Park. Grass Valley, CA. | Empire Clubhouse, home of mine manager & guest house, at Empire Mine State Historic Park. Grass Valley, CA. | Octagonal shingled tower of Empire Clubhouse at Empire Mine State Historic Park. Grass Valley, CA. | Cottage (1896) at Empire Mine State Historic Park. Grass Valley, CA. Architect: Willis Polk. |
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Front doorknob of Cottage at Empire Mine State Historic Park. Grass Valley, CA. | Dining room of Cottage at Empire Mine State Historic Park. Grass Valley, CA. | Dining room sideboard of Cottage at Empire Mine State Historic Park. Grass Valley, CA. | Cottage patio at Empire Mine State Historic Park. Grass Valley, CA. |